In[36]:=
  Solve[%==0,CD[sigma,la,lb,lc,ld,le,lf,lg]]

Out[36]=

  {{sigma         -> 
         ;abcdefg
   
      (-12 R         - 12 R         - 12 R         - 12 R         - 
            acbd;efg       acbe;dfg       acbf;deg       acbg;def
   
         12 R         - 12 R         - 12 R         - 12 R         - 
             adbc;efg       adbe;cfg       adbf;ceg       adbg;cef
   
         12 R         - 12 R         - 12 R         - 12 R         - 
             aebc;dfg       aebd;cfg       aebf;cdg       aebg;cdf
   
         12 R         - 12 R         - 12 R         - 12 R         - 
             afbc;deg       afbd;ceg       afbe;cdg       afbg;cde
   
         12 R         - 12 R         - 12 R         - 12 R         + 
             agbc;def       agbd;cef       agbe;cdf       agbf;cde
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pedf;g  abc     pedg;f  abc     pfde;g  abc     pfdg;e  abc
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pgde;f  abc     pgdf;e  abc     pecf;g  abd     pecg;f  abd
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pfce;g  abd     pfcg;e  abd     pgce;f  abd     pgcf;e  abd
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pdcf;g  abe     pdcg;f  abe     pfcd;g  abe     pfcg;d  abe
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pgcd;f  abe     pgcf;d  abe     pdce;g  abf     pdcg;e  abf
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pecd;g  abf     pecg;d  abf     pgcd;e  abf     pgce;d  abf
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pdce;f  abg     pdcf;e  abg     pecd;f  abg     pecf;d  abg
   
                     p               p                 p                 p
         R       R     + R       R     - 4 R       R     - 4 R       R     + 
          pfcd;e  abg     pfce;d  abg       pdef;g  acb       pdeg;f  acb
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pedf;g  acb     pedg;f  acb     pfde;g  acb     pfdg;e  acb
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pgde;f  acb     pgdf;e  acb     pebf;g  acd     pebg;f  acd
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pfbe;g  acd     pfbg;e  acd     pgbe;f  acd     pgbf;e  acd
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pdbf;g  ace     pdbg;f  ace     pfbd;g  ace     pfbg;d  ace
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pgbd;f  ace     pgbf;d  ace     pdbe;g  acf     pdbg;e  acf
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pebd;g  acf     pebg;d  acf     pgbd;e  acf     pgbe;d  acf
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pdbe;f  acg     pdbf;e  acg     pebd;f  acg     pebf;d  acg
   
                     p               p                 p                 p
         R       R     + R       R     - 4 R       R     - 4 R       R     + 
          pfbd;e  acg     pfbe;d  acg       pcef;g  adb       pceg;f  adb
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pecf;g  adb     pecg;f  adb     pfce;g  adb     pfcg;e  adb
   
                     p               p                 p                 p
         R       R     + R       R     + 8 R       R     + 8 R       R     + 
          pgce;f  adb     pgcf;e  adb       pbef;g  adc       pbeg;f  adc
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pebf;g  adc     pebg;f  adc     pfbe;g  adc     pfbg;e  adc
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pgbe;f  adc     pgbf;e  adc     pcbf;g  ade     pcbg;f  ade
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pfbc;g  ade     pfbg;c  ade     pgbc;f  ade     pgbf;c  ade
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pcbe;g  adf     pcbg;e  adf     pebc;g  adf     pebg;c  adf
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pgbc;e  adf     pgbe;c  adf     pcbe;f  adg     pcbf;e  adg
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     - 
          pebc;f  adg     pebf;c  adg     pfbc;e  adg     pfbe;c  adg
   
                       p                 p               p               p
         4 R       R     - 4 R       R     + R       R     + R       R     + 
            pcdf;g  aeb       pcdg;f  aeb     pdcf;g  aeb     pdcg;f  aeb
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pfcd;g  aeb     pfcg;d  aeb     pgcd;f  aeb     pgcf;d  aeb
   
                       p                 p               p               p
         8 R       R     + 8 R       R     + R       R     + R       R     + 
            pbdf;g  aec       pbdg;f  aec     pdbf;g  aec     pdbg;f  aec
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pfbd;g  aec     pfbg;d  aec     pgbd;f  aec     pgbf;d  aec
   
                       p                 p               p               p
         8 R       R     + 8 R       R     + R       R     + R       R     + 
            pbcf;g  aed       pbcg;f  aed     pcbf;g  aed     pcbg;f  aed
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pfbc;g  aed     pfbg;c  aed     pgbc;f  aed     pgbf;c  aed
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pcbd;g  aef     pcbg;d  aef     pdbc;g  aef     pdbg;c  aef
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pgbc;d  aef     pgbd;c  aef     pcbd;f  aeg     pcbf;d  aeg
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     - 
          pdbc;f  aeg     pdbf;c  aeg     pfbc;d  aeg     pfbd;c  aeg
   
                       p                 p               p               p
         4 R       R     - 4 R       R     + R       R     + R       R     + 
            pcde;g  afb       pcdg;e  afb     pdce;g  afb     pdcg;e  afb
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pecd;g  afb     pecg;d  afb     pgcd;e  afb     pgce;d  afb
   
                       p                 p               p               p
         8 R       R     + 8 R       R     + R       R     + R       R     + 
            pbde;g  afc       pbdg;e  afc     pdbe;g  afc     pdbg;e  afc
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pebd;g  afc     pebg;d  afc     pgbd;e  afc     pgbe;d  afc
   
                       p                 p               p               p
         8 R       R     + 8 R       R     + R       R     + R       R     + 
            pbce;g  afd       pbcg;e  afd     pcbe;g  afd     pcbg;e  afd
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pebc;g  afd     pebg;c  afd     pgbc;e  afd     pgbe;c  afd
   
                       p                 p               p               p
         8 R       R     + 8 R       R     + R       R     + R       R     + 
            pbcd;g  afe       pbcg;d  afe     pcbd;g  afe     pcbg;d  afe
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pdbc;g  afe     pdbg;c  afe     pgbc;d  afe     pgbd;c  afe
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pcbd;e  afg     pcbe;d  afg     pdbc;e  afg     pdbe;c  afg
   
                     p               p                 p                 p
         R       R     + R       R     - 4 R       R     - 4 R       R     + 
          pebc;d  afg     pebd;c  afg       pcde;f  agb       pcdf;e  agb
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pdce;f  agb     pdcf;e  agb     pecd;f  agb     pecf;d  agb
   
                     p               p                 p                 p
         R       R     + R       R     + 8 R       R     + 8 R       R     + 
          pfcd;e  agb     pfce;d  agb       pbde;f  agc       pbdf;e  agc
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pdbe;f  agc     pdbf;e  agc     pebd;f  agc     pebf;d  agc
   
                     p               p                 p                 p
         R       R     + R       R     + 8 R       R     + 8 R       R     + 
          pfbd;e  agc     pfbe;d  agc       pbce;f  agd       pbcf;e  agd
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pcbe;f  agd     pcbf;e  agd     pebc;f  agd     pebf;c  agd
   
                     p               p                 p                 p
         R       R     + R       R     + 8 R       R     + 8 R       R     + 
          pfbc;e  agd     pfbe;c  agd       pbcd;f  age       pbcf;d  age
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pcbd;f  age     pcbf;d  age     pdbc;f  age     pdbf;c  age
   
                     p               p                 p                 p
         R       R     + R       R     + 8 R       R     + 8 R       R     + 
          pfbc;d  age     pfbd;c  age       pbcd;e  agf       pbce;d  agf
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pcbd;e  agf     pcbe;d  agf     pdbc;e  agf     pdbe;c  agf
   
                     p               p               p                 p
         R       R     + R       R     - 4 R       R     - 4 R       R     + 
          pebc;d  agf     pebd;c  agf       pdef;g  a bc      pdeg;f  a bc
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pedf;g  a bc      pedg;f  a bc      pfde;g  a bc
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     - 
            pfdg;e  a bc      pgde;f  a bc      pgdf;e  a bc
   
                     p                 p                 p
         4 R       R     - 4 R       R     + 3 R       R     + 
            pcef;g  a bd      pceg;f  a bd      pecf;g  a bd
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pecg;f  a bd      pfce;g  a bd      pfcg;e  a bd
   
                     p                 p                 p
         3 R       R     + 3 R       R     - 4 R       R     - 
            pgce;f  a bd      pgcf;e  a bd      pcdf;g  a be
   
                     p                 p                 p
         4 R       R     + 3 R       R     + 3 R       R     + 
            pcdg;f  a be      pdcf;g  a be      pdcg;f  a be
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pfcd;g  a be      pfcg;d  a be      pgcd;f  a be
   
                     p                 p                 p
         3 R       R     - 4 R       R     - 4 R       R     + 
            pgcf;d  a be      pcde;g  a bf      pcdg;e  a bf
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pdce;g  a bf      pdcg;e  a bf      pecd;g  a bf
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     - 
            pecg;d  a bf      pgcd;e  a bf      pgce;d  a bf
   
                     p                 p                 p
         4 R       R     - 4 R       R     + 3 R       R     + 
            pcde;f  a bg      pcdf;e  a bg      pdce;f  a bg
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pdcf;e  a bg      pecd;f  a bg      pecf;d  a bg
   
                     p                 p                 p
         3 R       R     + 3 R       R     - 4 R       R     - 
            pfcd;e  a bg      pfce;d  a bg      pbef;g  a cd
   
                     p                 p                 p
         4 R       R     + 3 R       R     + 3 R       R     + 
            pbeg;f  a cd      pebf;g  a cd      pebg;f  a cd
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pfbe;g  a cd      pfbg;e  a cd      pgbe;f  a cd
   
                     p                 p                 p
         3 R       R     - 4 R       R     - 4 R       R     + 
            pgbf;e  a cd      pbdf;g  a ce      pbdg;f  a ce
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pdbf;g  a ce      pdbg;f  a ce      pfbd;g  a ce
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     - 
            pfbg;d  a ce      pgbd;f  a ce      pgbf;d  a ce
   
                     p                 p                 p
         4 R       R     - 4 R       R     + 3 R       R     + 
            pbde;g  a cf      pbdg;e  a cf      pdbe;g  a cf
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pdbg;e  a cf      pebd;g  a cf      pebg;d  a cf
   
                     p                 p                 p
         3 R       R     + 3 R       R     - 4 R       R     - 
            pgbd;e  a cf      pgbe;d  a cf      pbde;f  a cg
   
                     p                 p                 p
         4 R       R     + 3 R       R     + 3 R       R     + 
            pbdf;e  a cg      pdbe;f  a cg      pdbf;e  a cg
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pebd;f  a cg      pebf;d  a cg      pfbd;e  a cg
   
                     p                 p                 p
         3 R       R     - 4 R       R     - 4 R       R     + 
            pfbe;d  a cg      pbcf;g  a de      pbcg;f  a de
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pcbf;g  a de      pcbg;f  a de      pfbc;g  a de
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     - 
            pfbg;c  a de      pgbc;f  a de      pgbf;c  a de
   
                     p                 p                 p
         4 R       R     - 4 R       R     + 3 R       R     + 
            pbce;g  a df      pbcg;e  a df      pcbe;g  a df
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pcbg;e  a df      pebc;g  a df      pebg;c  a df
   
                     p                 p                 p
         3 R       R     + 3 R       R     - 4 R       R     - 
            pgbc;e  a df      pgbe;c  a df      pbce;f  a dg
   
                     p                 p                 p
         4 R       R     + 3 R       R     + 3 R       R     + 
            pbcf;e  a dg      pcbe;f  a dg      pcbf;e  a dg
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pebc;f  a dg      pebf;c  a dg      pfbc;e  a dg
   
                     p                 p                 p
         3 R       R     - 4 R       R     - 4 R       R     + 
            pfbe;c  a dg      pbcd;g  a ef      pbcg;d  a ef
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pcbd;g  a ef      pcbg;d  a ef      pdbc;g  a ef
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     - 
            pdbg;c  a ef      pgbc;d  a ef      pgbd;c  a ef
   
                     p                 p                 p
         4 R       R     - 4 R       R     + 3 R       R     + 
            pbcd;f  a eg      pbcf;d  a eg      pcbd;f  a eg
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pcbf;d  a eg      pdbc;f  a eg      pdbf;c  a eg
   
                     p                 p                 p
         3 R       R     + 3 R       R     - 4 R       R     - 
            pfbc;d  a eg      pfbd;c  a eg      pbcd;e  a fg
   
                     p                 p                 p
         4 R       R     + 3 R       R     + 3 R       R     + 
            pbce;d  a fg      pcbd;e  a fg      pcbe;d  a fg
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pdbc;e  a fg      pdbe;c  a fg      pebc;d  a fg
   
                     p                 p               p               p
         3 R       R     + R       R     + R       R     + R       R     + 
            pebd;c  a fg    peaf;g  bcd     peag;f  bcd     pfae;g  bcd
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pfag;e  bcd     pgae;f  bcd     pgaf;e  bcd     pdaf;g  bce
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pdag;f  bce     pfad;g  bce     pfag;d  bce     pgad;f  bce
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pgaf;d  bce     pdae;g  bcf     pdag;e  bcf     pead;g  bcf
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          peag;d  bcf     pgad;e  bcf     pgae;d  bcf     pdae;f  bcg
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pdaf;e  bcg     pead;f  bcg     peaf;d  bcg     pfad;e  bcg
   
                     p                 p                 p               p
         R       R     + 8 R       R     + 8 R       R     + R       R     + 
          pfae;d  bcg       paef;g  bdc       paeg;f  bdc     peaf;g  bdc
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          peag;f  bdc     pfae;g  bdc     pfag;e  bdc     pgae;f  bdc
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pgaf;e  bdc     pcaf;g  bde     pcag;f  bde     pfac;g  bde
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pfag;c  bde     pgac;f  bde     pgaf;c  bde     pcae;g  bdf
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pcag;e  bdf     peac;g  bdf     peag;c  bdf     pgac;e  bdf
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pgae;c  bdf     pcae;f  bdg     pcaf;e  bdg     peac;f  bdg
   
                     p               p               p                 p
         R       R     + R       R     + R       R     + 8 R       R     + 
          peaf;c  bdg     pfac;e  bdg     pfae;c  bdg       padf;g  bec
   
                       p               p               p               p
         8 R       R     + R       R     + R       R     + R       R     + 
            padg;f  bec     pdaf;g  bec     pdag;f  bec     pfad;g  bec
   
                     p               p               p                 p
         R       R     + R       R     + R       R     + 8 R       R     + 
          pfag;d  bec     pgad;f  bec     pgaf;d  bec       pacf;g  bed
   
                       p               p               p               p
         8 R       R     + R       R     + R       R     + R       R     + 
            pacg;f  bed     pcaf;g  bed     pcag;f  bed     pfac;g  bed
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pfag;c  bed     pgac;f  bed     pgaf;c  bed     pcad;g  bef
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pcag;d  bef     pdac;g  bef     pdag;c  bef     pgac;d  bef
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pgad;c  bef     pcad;f  beg     pcaf;d  beg     pdac;f  beg
   
                     p               p               p                 p
         R       R     + R       R     + R       R     + 8 R       R     + 
          pdaf;c  beg     pfac;d  beg     pfad;c  beg       pade;g  bfc
   
                       p               p               p               p
         8 R       R     + R       R     + R       R     + R       R     + 
            padg;e  bfc     pdae;g  bfc     pdag;e  bfc     pead;g  bfc
   
                     p               p               p                 p
         R       R     + R       R     + R       R     + 8 R       R     + 
          peag;d  bfc     pgad;e  bfc     pgae;d  bfc       pace;g  bfd
   
                       p               p               p               p
         8 R       R     + R       R     + R       R     + R       R     + 
            pacg;e  bfd     pcae;g  bfd     pcag;e  bfd     peac;g  bfd
   
                     p               p               p                 p
         R       R     + R       R     + R       R     + 8 R       R     + 
          peag;c  bfd     pgac;e  bfd     pgae;c  bfd       pacd;g  bfe
   
                       p               p               p               p
         8 R       R     + R       R     + R       R     + R       R     + 
            pacg;d  bfe     pcad;g  bfe     pcag;d  bfe     pdac;g  bfe
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pdag;c  bfe     pgac;d  bfe     pgad;c  bfe     pcad;e  bfg
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pcae;d  bfg     pdac;e  bfg     pdae;c  bfg     peac;d  bfg
   
                     p                 p                 p               p
         R       R     + 8 R       R     + 8 R       R     + R       R     + 
          pead;c  bfg       pade;f  bgc       padf;e  bgc     pdae;f  bgc
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pdaf;e  bgc     pead;f  bgc     peaf;d  bgc     pfad;e  bgc
   
                     p                 p                 p               p
         R       R     + 8 R       R     + 8 R       R     + R       R     + 
          pfae;d  bgc       pace;f  bgd       pacf;e  bgd     pcae;f  bgd
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pcaf;e  bgd     peac;f  bgd     peaf;c  bgd     pfac;e  bgd
   
                     p                 p                 p               p
         R       R     + 8 R       R     + 8 R       R     + R       R     + 
          pfae;c  bgd       pacd;f  bge       pacf;d  bge     pcad;f  bge
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pcaf;d  bge     pdac;f  bge     pdaf;c  bge     pfac;d  bge
   
                     p                 p                 p               p
         R       R     + 8 R       R     + 8 R       R     + R       R     + 
          pfad;c  bge       pacd;e  bgf       pace;d  bgf     pcad;e  bgf
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pcae;d  bgf     pdac;e  bgf     pdae;c  bgf     peac;d  bgf
   
                     p               p                 p                 p
         R       R     - 4 R       R     - 4 R       R     + 3 R       R     + 
          pead;c  bgf       paef;g  b cd      paeg;f  b cd      peaf;g  b cd
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            peag;f  b cd      pfae;g  b cd      pfag;e  b cd
   
                     p                 p                 p
         3 R       R     + 3 R       R     - 4 R       R     - 
            pgae;f  b cd      pgaf;e  b cd      padf;g  b ce
   
                     p                 p                 p
         4 R       R     + 3 R       R     + 3 R       R     + 
            padg;f  b ce      pdaf;g  b ce      pdag;f  b ce
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pfad;g  b ce      pfag;d  b ce      pgad;f  b ce
   
                     p                 p                 p
         3 R       R     - 4 R       R     - 4 R       R     + 
            pgaf;d  b ce      pade;g  b cf      padg;e  b cf
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pdae;g  b cf      pdag;e  b cf      pead;g  b cf
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     - 
            peag;d  b cf      pgad;e  b cf      pgae;d  b cf
   
                     p                 p                 p
         4 R       R     - 4 R       R     + 3 R       R     + 
            pade;f  b cg      padf;e  b cg      pdae;f  b cg
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pdaf;e  b cg      pead;f  b cg      peaf;d  b cg
   
                     p                 p                 p
         3 R       R     + 3 R       R     - 4 R       R     - 
            pfad;e  b cg      pfae;d  b cg      pacf;g  b de
   
                     p                 p                 p
         4 R       R     + 3 R       R     + 3 R       R     + 
            pacg;f  b de      pcaf;g  b de      pcag;f  b de
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pfac;g  b de      pfag;c  b de      pgac;f  b de
   
                     p                 p                 p
         3 R       R     - 4 R       R     - 4 R       R     + 
            pgaf;c  b de      pace;g  b df      pacg;e  b df
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pcae;g  b df      pcag;e  b df      peac;g  b df
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     - 
            peag;c  b df      pgac;e  b df      pgae;c  b df
   
                     p                 p                 p
         4 R       R     - 4 R       R     + 3 R       R     + 
            pace;f  b dg      pacf;e  b dg      pcae;f  b dg
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pcaf;e  b dg      peac;f  b dg      peaf;c  b dg
   
                     p                 p                 p
         3 R       R     + 3 R       R     - 4 R       R     - 
            pfac;e  b dg      pfae;c  b dg      pacd;g  b ef
   
                     p                 p                 p
         4 R       R     + 3 R       R     + 3 R       R     + 
            pacg;d  b ef      pcad;g  b ef      pcag;d  b ef
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pdac;g  b ef      pdag;c  b ef      pgac;d  b ef
   
                     p                 p                 p
         3 R       R     - 4 R       R     - 4 R       R     + 
            pgad;c  b ef      pacd;f  b eg      pacf;d  b eg
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pcad;f  b eg      pcaf;d  b eg      pdac;f  b eg
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     - 
            pdaf;c  b eg      pfac;d  b eg      pfad;c  b eg
   
                     p                 p                 p
         4 R       R     - 4 R       R     + 3 R       R     + 
            pacd;e  b fg      pace;d  b fg      pcad;e  b fg
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pcae;d  b fg      pdac;e  b fg      pdae;c  b fg
   
                     p                 p                 p               p
         3 R       R     + 3 R       R     + R       R     + R       R     + 
            peac;d  b fg      pead;c  b fg    pbaf;g  cde     pbag;f  cde
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pfab;g  cde     pfag;b  cde     pgab;f  cde     pgaf;b  cde
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pbae;g  cdf     pbag;e  cdf     peab;g  cdf     peag;b  cdf
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pgab;e  cdf     pgae;b  cdf     pbae;f  cdg     pbaf;e  cdg
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          peab;f  cdg     peaf;b  cdg     pfab;e  cdg     pfae;b  cdg
   
                       p                 p               p               p
         8 R       R     + 8 R       R     + R       R     + R       R     + 
            pabf;g  ced       pabg;f  ced     pbaf;g  ced     pbag;f  ced
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pfab;g  ced     pfag;b  ced     pgab;f  ced     pgaf;b  ced
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pbad;g  cef     pbag;d  cef     pdab;g  cef     pdag;b  cef
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pgab;d  cef     pgad;b  cef     pbad;f  ceg     pbaf;d  ceg
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pdab;f  ceg     pdaf;b  ceg     pfab;d  ceg     pfad;b  ceg
   
                       p                 p               p               p
         8 R       R     + 8 R       R     + R       R     + R       R     + 
            pabe;g  cfd       pabg;e  cfd     pbae;g  cfd     pbag;e  cfd
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          peab;g  cfd     peag;b  cfd     pgab;e  cfd     pgae;b  cfd
   
                       p                 p               p               p
         8 R       R     + 8 R       R     + R       R     + R       R     + 
            pabd;g  cfe       pabg;d  cfe     pbad;g  cfe     pbag;d  cfe
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pdab;g  cfe     pdag;b  cfe     pgab;d  cfe     pgad;b  cfe
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pbad;e  cfg     pbae;d  cfg     pdab;e  cfg     pdae;b  cfg
   
                     p               p                 p                 p
         R       R     + R       R     + 8 R       R     + 8 R       R     + 
          peab;d  cfg     pead;b  cfg       pabe;f  cgd       pabf;e  cgd
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pbae;f  cgd     pbaf;e  cgd     peab;f  cgd     peaf;b  cgd
   
                     p               p                 p                 p
         R       R     + R       R     + 8 R       R     + 8 R       R     + 
          pfab;e  cgd     pfae;b  cgd       pabd;f  cge       pabf;d  cge
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pbad;f  cge     pbaf;d  cge     pdab;f  cge     pdaf;b  cge
   
                     p               p                 p                 p
         R       R     + R       R     + 8 R       R     + 8 R       R     + 
          pfab;d  cge     pfad;b  cge       pabd;e  cgf       pabe;d  cgf
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pbad;e  cgf     pbae;d  cgf     pdab;e  cgf     pdae;b  cgf
   
                     p               p               p                 p
         R       R     + R       R     - 4 R       R     - 4 R       R     - 
          peab;d  cgf     pead;b  cgf       pabf;g  c de      pabg;f  c de
   
                     p                 p                 p
         9 R       R     - 9 R       R     + 3 R       R     + 
            pbaf;g  c de      pbag;f  c de      pfab;g  c de
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     - 
            pfag;b  c de      pgab;f  c de      pgaf;b  c de
   
                     p                 p                 p
         4 R       R     - 4 R       R     - 9 R       R     - 
            pabe;g  c df      pabg;e  c df      pbae;g  c df
   
                     p                 p                 p
         9 R       R     + 3 R       R     + 3 R       R     + 
            pbag;e  c df      peab;g  c df      peag;b  c df
   
                     p                 p                 p
         3 R       R     + 3 R       R     - 4 R       R     - 
            pgab;e  c df      pgae;b  c df      pabe;f  c dg
   
                     p                 p                 p
         4 R       R     - 9 R       R     - 9 R       R     + 
            pabf;e  c dg      pbae;f  c dg      pbaf;e  c dg
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            peab;f  c dg      peaf;b  c dg      pfab;e  c dg
   
                     p                 p                 p
         3 R       R     - 4 R       R     - 4 R       R     - 
            pfae;b  c dg      pabd;g  c ef      pabg;d  c ef
   
                     p                 p                 p
         9 R       R     - 9 R       R     + 3 R       R     + 
            pbad;g  c ef      pbag;d  c ef      pdab;g  c ef
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     - 
            pdag;b  c ef      pgab;d  c ef      pgad;b  c ef
   
                     p                 p                 p
         4 R       R     - 4 R       R     - 9 R       R     - 
            pabd;f  c eg      pabf;d  c eg      pbad;f  c eg
   
                     p                 p                 p
         9 R       R     + 3 R       R     + 3 R       R     + 
            pbaf;d  c eg      pdab;f  c eg      pdaf;b  c eg
   
                     p                 p                 p
         3 R       R     + 3 R       R     - 4 R       R     - 
            pfab;d  c eg      pfad;b  c eg      pabd;e  c fg
   
                     p                 p                 p
         4 R       R     - 9 R       R     - 9 R       R     + 
            pabe;d  c fg      pbad;e  c fg      pbae;d  c fg
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pdab;e  c fg      pdae;b  c fg      peab;d  c fg
   
                     p                 p               p               p
         3 R       R     + R       R     + R       R     + R       R     + 
            pead;b  c fg    pbac;g  def     pbag;c  def     pcab;g  def
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pcag;b  def     pgab;c  def     pgac;b  def     pbac;f  deg
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pbaf;c  deg     pcab;f  deg     pcaf;b  deg     pfab;c  deg
   
                     p                 p                 p               p
         R       R     + 8 R       R     + 8 R       R     + R       R     + 
          pfac;b  deg       pabc;g  dfe       pabg;c  dfe     pbac;g  dfe
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pbag;c  dfe     pcab;g  dfe     pcag;b  dfe     pgab;c  dfe
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pgac;b  dfe     pbac;e  dfg     pbae;c  dfg     pcab;e  dfg
   
                     p               p               p                 p
         R       R     + R       R     + R       R     + 8 R       R     + 
          pcae;b  dfg     peab;c  dfg     peac;b  dfg       pabc;f  dge
   
                       p               p               p               p
         8 R       R     + R       R     + R       R     + R       R     + 
            pabf;c  dge     pbac;f  dge     pbaf;c  dge     pcab;f  dge
   
                     p               p               p                 p
         R       R     + R       R     + R       R     + 8 R       R     + 
          pcaf;b  dge     pfab;c  dge     pfac;b  dge       pabc;e  dgf
   
                       p               p               p               p
         8 R       R     + R       R     + R       R     + R       R     + 
            pabe;c  dgf     pbac;e  dgf     pbae;c  dgf     pcab;e  dgf
   
                     p               p               p               p
         R       R     + R       R     + R       R     - 4 R       R     - 
          pcae;b  dgf     peab;c  dgf     peac;b  dgf       pabc;g  d ef
   
                     p                 p                 p
         4 R       R     - 9 R       R     - 9 R       R     + 
            pabg;c  d ef      pbac;g  d ef      pbag;c  d ef
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     + 
            pcab;g  d ef      pcag;b  d ef      pgab;c  d ef
   
                     p                 p                 p
         3 R       R     - 4 R       R     - 4 R       R     - 
            pgac;b  d ef      pabc;f  d eg      pabf;c  d eg
   
                     p                 p                 p
         9 R       R     - 9 R       R     + 3 R       R     + 
            pbac;f  d eg      pbaf;c  d eg      pcab;f  d eg
   
                     p                 p                 p
         3 R       R     + 3 R       R     + 3 R       R     - 
            pcaf;b  d eg      pfab;c  d eg      pfac;b  d eg
   
                     p                 p                 p
         4 R       R     - 4 R       R     - 9 R       R     - 
            pabc;e  d fg      pabe;c  d fg      pbac;e  d fg
   
                     p                 p                 p
         9 R       R     + 3 R       R     + 3 R       R     + 
            pbae;c  d fg      pcab;e  d fg      pcae;b  d fg
   
                     p                 p                 p               p
         3 R       R     + 3 R       R     + R       R     + R       R     + 
            peab;c  d fg      peac;b  d fg    pbac;d  efg     pbad;c  efg
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     + 
          pcab;d  efg     pcad;b  efg     pdab;c  efg     pdac;b  efg
   
                       p                 p               p               p
         8 R       R     + 8 R       R     + R       R     + R       R     + 
            pabc;d  egf       pabd;c  egf     pbac;d  egf     pbad;c  egf
   
                     p               p               p               p
         R       R     + R       R     + R       R     + R       R     - 
          pcab;d  egf     pcad;b  egf     pdab;c  egf     pdac;b  egf
   
                     p                 p                 p
         4 R       R     - 4 R       R     - 9 R       R     - 
            pabc;d  e fg      pabd;c  e fg      pbac;d  e fg
   
                     p                 p                 p
         9 R       R     + 3 R       R     + 3 R       R     + 
            pbad;c  e fg      pcab;d  e fg      pcad;b  e fg
   
                     p                 p
         3 R       R     + 3 R       R    ) / 72}}
            pdab;c  e fg      pdac;b  e fg

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