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SPASS---3.9.UNS-Ref.s

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%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : GRP358-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n025.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 600s
% DateTime : Sat Jul 16 11:47:00 EDT 2022

% Result   : Unsatisfiable 0.20s 0.47s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : GRP358-1 : TPTP v8.1.0. Released v2.5.0.
% 0.07/0.12  % Command  : run_spass %d %s
% 0.12/0.33  % Computer : n025.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Mon Jun 13 22:52:24 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.20/0.47  
% 0.20/0.47  SPASS V 3.9 
% 0.20/0.47  SPASS beiseite: Proof found.
% 0.20/0.47  % SZS status Theorem
% 0.20/0.47  Problem: /export/starexec/sandbox/benchmark/theBenchmark.p 
% 0.20/0.47  SPASS derived 999 clauses, backtracked 368 clauses, performed 11 splits and kept 764 clauses.
% 0.20/0.47  SPASS allocated 63712 KBytes.
% 0.20/0.47  SPASS spent	0:00:00.13 on the problem.
% 0.20/0.47  		0:00:00.03 for the input.
% 0.20/0.47  		0:00:00.00 for the FLOTTER CNF translation.
% 0.20/0.47  		0:00:00.01 for inferences.
% 0.20/0.47  		0:00:00.00 for the backtracking.
% 0.20/0.47  		0:00:00.06 for the reduction.
% 0.20/0.47  
% 0.20/0.47  
% 0.20/0.47  Here is a proof with depth 5, length 414 :
% 0.20/0.47  % SZS output start Refutation
% 0.20/0.47  1[0:Inp] ||  -> equal(multiply(sk_c3,sk_c8),sk_c7)** equal(multiply(sk_c7,sk_c6),sk_c8).
% 0.20/0.47  2[0:Inp] ||  -> equal(inverse(sk_c3),sk_c8) equal(multiply(sk_c7,sk_c6),sk_c8)**.
% 0.20/0.47  3[0:Inp] ||  -> equal(multiply(sk_c4,sk_c7),sk_c6)** equal(multiply(sk_c7,sk_c6),sk_c8).
% 0.20/0.47  4[0:Inp] ||  -> equal(inverse(sk_c4),sk_c7) equal(multiply(sk_c7,sk_c6),sk_c8)**.
% 0.20/0.47  5[0:Inp] ||  -> equal(inverse(sk_c5),sk_c6) equal(multiply(sk_c7,sk_c6),sk_c8)**.
% 0.20/0.47  6[0:Inp] ||  -> equal(multiply(sk_c5,sk_c8),sk_c6)** equal(multiply(sk_c7,sk_c6),sk_c8).
% 0.20/0.47  7[0:Inp] ||  -> equal(inverse(sk_c8),sk_c6) equal(multiply(sk_c3,sk_c8),sk_c7)**.
% 0.20/0.47  8[0:Inp] ||  -> equal(inverse(sk_c3),sk_c8)** equal(inverse(sk_c8),sk_c6).
% 0.20/0.47  9[0:Inp] ||  -> equal(inverse(sk_c8),sk_c6) equal(multiply(sk_c4,sk_c7),sk_c6)**.
% 0.20/0.47  10[0:Inp] ||  -> equal(inverse(sk_c4),sk_c7)** equal(inverse(sk_c8),sk_c6).
% 0.20/0.47  11[0:Inp] ||  -> equal(inverse(sk_c5),sk_c6)** equal(inverse(sk_c8),sk_c6).
% 0.20/0.47  12[0:Inp] ||  -> equal(inverse(sk_c8),sk_c6) equal(multiply(sk_c5,sk_c8),sk_c6)**.
% 0.20/0.47  13[0:Inp] ||  -> equal(multiply(sk_c3,sk_c8),sk_c7)** equal(multiply(sk_c8,sk_c2),sk_c7).
% 0.20/0.47  14[0:Inp] ||  -> equal(inverse(sk_c3),sk_c8) equal(multiply(sk_c8,sk_c2),sk_c7)**.
% 0.20/0.47  15[0:Inp] ||  -> equal(multiply(sk_c4,sk_c7),sk_c6)** equal(multiply(sk_c8,sk_c2),sk_c7).
% 0.20/0.47  16[0:Inp] ||  -> equal(inverse(sk_c4),sk_c7) equal(multiply(sk_c8,sk_c2),sk_c7)**.
% 0.20/0.47  17[0:Inp] ||  -> equal(inverse(sk_c5),sk_c6) equal(multiply(sk_c8,sk_c2),sk_c7)**.
% 0.20/0.47  19[0:Inp] ||  -> equal(multiply(sk_c3,sk_c8),sk_c7) equal(multiply(sk_c1,sk_c8),sk_c2)**.
% 0.20/0.47  20[0:Inp] ||  -> equal(inverse(sk_c3),sk_c8) equal(multiply(sk_c1,sk_c8),sk_c2)**.
% 0.20/0.47  21[0:Inp] ||  -> equal(multiply(sk_c4,sk_c7),sk_c6) equal(multiply(sk_c1,sk_c8),sk_c2)**.
% 0.20/0.47  22[0:Inp] ||  -> equal(inverse(sk_c4),sk_c7) equal(multiply(sk_c1,sk_c8),sk_c2)**.
% 0.20/0.47  23[0:Inp] ||  -> equal(inverse(sk_c5),sk_c6) equal(multiply(sk_c1,sk_c8),sk_c2)**.
% 0.20/0.47  24[0:Inp] ||  -> equal(multiply(sk_c5,sk_c8),sk_c6) equal(multiply(sk_c1,sk_c8),sk_c2)**.
% 0.20/0.47  25[0:Inp] ||  -> equal(inverse(sk_c1),sk_c8) equal(multiply(sk_c3,sk_c8),sk_c7)**.
% 0.20/0.47  26[0:Inp] ||  -> equal(inverse(sk_c3),sk_c8) equal(inverse(sk_c1),sk_c8)**.
% 0.20/0.47  27[0:Inp] ||  -> equal(inverse(sk_c1),sk_c8) equal(multiply(sk_c4,sk_c7),sk_c6)**.
% 0.20/0.47  28[0:Inp] ||  -> equal(inverse(sk_c4),sk_c7) equal(inverse(sk_c1),sk_c8)**.
% 0.20/0.47  29[0:Inp] ||  -> equal(inverse(sk_c5),sk_c6) equal(inverse(sk_c1),sk_c8)**.
% 0.20/0.47  30[0:Inp] ||  -> equal(inverse(sk_c1),sk_c8) equal(multiply(sk_c5,sk_c8),sk_c6)**.
% 0.20/0.47  31[0:Inp] || equal(inverse(u),sk_c6) equal(inverse(v),sk_c7) equal(inverse(w),sk_c8) equal(inverse(x),sk_c8) equal(inverse(sk_c8),sk_c6) equal(multiply(x,sk_c8),y)*+ equal(multiply(u,sk_c8),sk_c6)** equal(multiply(v,sk_c7),sk_c6)** equal(multiply(w,sk_c8),sk_c7)** equal(multiply(sk_c8,y),sk_c7)** equal(multiply(sk_c7,sk_c6),sk_c8) -> .
% 0.20/0.47  32[0:Inp] ||  -> equal(multiply(identity,u),u)**.
% 0.20/0.47  33[0:Inp] ||  -> equal(multiply(inverse(u),u),identity)**.
% 0.20/0.47  34[0:Inp] ||  -> equal(multiply(multiply(u,v),w),multiply(u,multiply(v,w)))**.
% 0.20/0.47  35[1:Spt:31.3,31.5,31.9] || equal(inverse(u),sk_c8) equal(multiply(u,sk_c8),v)*+ equal(multiply(sk_c8,v),sk_c7)** -> .
% 0.20/0.47  37[2:Spt:10.1] ||  -> equal(inverse(sk_c8),sk_c6)**.
% 0.20/0.47  39[3:Spt:5.1] ||  -> equal(multiply(sk_c7,sk_c6),sk_c8)**.
% 0.20/0.47  41[4:Spt:29.1] ||  -> equal(inverse(sk_c1),sk_c8)**.
% 0.20/0.47  44[1:SpL:32.0,35.1] || equal(inverse(identity),sk_c8) equal(sk_c8,u) equal(multiply(sk_c8,u),sk_c7)** -> .
% 0.20/0.47  45[5:Spt:23.1] ||  -> equal(multiply(sk_c1,sk_c8),sk_c2)**.
% 0.20/0.47  50[6:Spt:17.1] ||  -> equal(multiply(sk_c8,sk_c2),sk_c7)**.
% 0.20/0.47  53[2:SpR:37.0,33.0] ||  -> equal(multiply(sk_c6,sk_c8),identity)**.
% 0.20/0.47  54[4:SpR:41.0,33.0] ||  -> equal(multiply(sk_c8,sk_c1),identity)**.
% 0.20/0.47  55[1:SpL:33.0,35.1] || equal(inverse(inverse(sk_c8)),sk_c8) equal(identity,u) equal(multiply(sk_c8,u),sk_c7)** -> .
% 0.20/0.47  56[2:Rew:37.0,55.0] || equal(inverse(sk_c6),sk_c8) equal(identity,u) equal(multiply(sk_c8,u),sk_c7)** -> .
% 0.20/0.47  63[2:SpR:53.0,34.0] ||  -> equal(multiply(sk_c6,multiply(sk_c8,u)),multiply(identity,u))**.
% 0.20/0.47  64[6:SpR:50.0,34.0] ||  -> equal(multiply(sk_c8,multiply(sk_c2,u)),multiply(sk_c7,u))**.
% 0.20/0.47  65[4:SpR:54.0,34.0] ||  -> equal(multiply(sk_c8,multiply(sk_c1,u)),multiply(identity,u))**.
% 0.20/0.47  66[3:SpR:39.0,34.0] ||  -> equal(multiply(sk_c7,multiply(sk_c6,u)),multiply(sk_c8,u))**.
% 0.20/0.47  68[0:SpR:33.0,34.0] ||  -> equal(multiply(inverse(u),multiply(u,v)),multiply(identity,v))**.
% 0.20/0.47  70[2:Rew:32.0,63.0] ||  -> equal(multiply(sk_c6,multiply(sk_c8,u)),u)**.
% 0.20/0.47  71[4:Rew:32.0,65.0] ||  -> equal(multiply(sk_c8,multiply(sk_c1,u)),u)**.
% 0.20/0.47  72[0:Rew:32.0,68.0] ||  -> equal(multiply(inverse(u),multiply(u,v)),v)**.
% 0.20/0.47  77[4:SpR:54.0,70.0] ||  -> equal(multiply(sk_c6,identity),sk_c1)**.
% 0.20/0.47  81[4:SpR:77.0,34.0] ||  -> equal(multiply(sk_c6,multiply(identity,u)),multiply(sk_c1,u))**.
% 0.20/0.47  83[4:Rew:32.0,81.0] ||  -> equal(multiply(sk_c1,u),multiply(sk_c6,u))**.
% 0.20/0.47  84[5:Rew:83.0,45.0] ||  -> equal(multiply(sk_c6,sk_c8),sk_c2)**.
% 0.20/0.47  86[4:Rew:83.0,71.0] ||  -> equal(multiply(sk_c8,multiply(sk_c6,u)),u)**.
% 0.20/0.47  87[5:Rew:53.0,84.0] ||  -> equal(identity,sk_c2)**.
% 0.20/0.47  88[5:Rew:87.0,32.0] ||  -> equal(multiply(sk_c2,u),u)**.
% 0.20/0.47  89[5:Rew:87.0,33.0] ||  -> equal(multiply(inverse(u),u),sk_c2)**.
% 0.20/0.47  90[5:Rew:87.0,53.0] ||  -> equal(multiply(sk_c6,sk_c8),sk_c2)**.
% 0.20/0.47  92[5:Rew:87.0,77.0] ||  -> equal(multiply(sk_c6,sk_c2),sk_c1)**.
% 0.20/0.47  93[5:Rew:87.0,44.0] || equal(inverse(sk_c2),sk_c8) equal(sk_c8,u) equal(multiply(sk_c8,u),sk_c7)** -> .
% 0.20/0.47  94[5:Rew:87.0,56.1] || equal(inverse(sk_c6),sk_c8) equal(sk_c2,u) equal(multiply(sk_c8,u),sk_c7)** -> .
% 0.20/0.47  95[6:Rew:88.0,64.0] ||  -> equal(multiply(sk_c8,u),multiply(sk_c7,u))**.
% 0.20/0.47  98[6:Rew:95.0,50.0] ||  -> equal(multiply(sk_c7,sk_c2),sk_c7)**.
% 0.20/0.47  100[6:Rew:95.0,86.0] ||  -> equal(multiply(sk_c7,multiply(sk_c6,u)),u)**.
% 0.20/0.47  104[6:Rew:95.0,66.0] ||  -> equal(multiply(sk_c7,multiply(sk_c6,u)),multiply(sk_c7,u))**.
% 0.20/0.47  107[6:Rew:100.0,104.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.20/0.47  108[6:Rew:107.0,39.0] ||  -> equal(sk_c8,sk_c6)**.
% 0.20/0.47  109[6:Rew:107.0,100.0] ||  -> equal(multiply(sk_c6,u),u)**.
% 0.20/0.47  111[6:Rew:107.0,98.0] ||  -> equal(sk_c2,sk_c7)**.
% 0.20/0.47  114[6:Rew:108.0,37.0] ||  -> equal(inverse(sk_c6),sk_c6)**.
% 0.20/0.47  116[6:Rew:108.0,90.0] ||  -> equal(multiply(sk_c6,sk_c6),sk_c2)**.
% 0.20/0.47  122[6:Rew:111.0,89.0] ||  -> equal(multiply(inverse(u),u),sk_c7)**.
% 0.20/0.47  126[6:Rew:109.0,116.0,111.0,116.0] ||  -> equal(sk_c6,sk_c7)**.
% 0.20/0.47  127[6:Rew:126.0,108.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.20/0.47  128[6:Rew:126.0,114.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.20/0.47  141[6:Rew:107.0,94.2,127.0,94.2,111.0,94.1,128.0,94.0,126.0,94.0,127.0,94.0] || equal(sk_c7,sk_c7)* equal(sk_c7,u)* equal(u,sk_c7)* -> .
% 0.20/0.47  142[6:Obv:141.1] || equal(u,sk_c7)* -> .
% 0.20/0.47  143[6:UnC:142.0,122.0] ||  -> .
% 0.20/0.47  146[6:Spt:143.0,17.1,50.0] || equal(multiply(sk_c8,sk_c2),sk_c7)** -> .
% 0.20/0.47  147[6:Spt:143.0,17.0] ||  -> equal(inverse(sk_c5),sk_c6)**.
% 0.20/0.47  148[6:MRR:16.1,146.0] ||  -> equal(inverse(sk_c4),sk_c7)**.
% 0.20/0.47  149[6:MRR:14.1,146.0] ||  -> equal(inverse(sk_c3),sk_c8)**.
% 0.20/0.47  152[6:MRR:15.1,146.0] ||  -> equal(multiply(sk_c4,sk_c7),sk_c6)**.
% 0.20/0.47  153[6:MRR:13.1,146.0] ||  -> equal(multiply(sk_c3,sk_c8),sk_c7)**.
% 0.20/0.47  182[6:SpR:148.0,89.0] ||  -> equal(multiply(sk_c7,sk_c4),sk_c2)**.
% 0.20/0.47  185[6:SpR:149.0,89.0] ||  -> equal(multiply(sk_c8,sk_c3),sk_c2)**.
% 0.20/0.47  199[6:SpR:185.0,70.0] ||  -> equal(multiply(sk_c6,sk_c2),sk_c3)**.
% 0.20/0.47  200[6:Rew:92.0,199.0] ||  -> equal(sk_c1,sk_c3)**.
% 0.20/0.47  204[6:Rew:200.0,83.0] ||  -> equal(multiply(sk_c3,u),multiply(sk_c6,u))**.
% 0.20/0.47  205[6:Rew:204.0,153.0] ||  -> equal(multiply(sk_c6,sk_c8),sk_c7)**.
% 0.20/0.47  208[6:Rew:90.0,205.0] ||  -> equal(sk_c2,sk_c7)**.
% 0.20/0.47  211[6:Rew:208.0,88.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.20/0.47  213[6:Rew:208.0,89.0] ||  -> equal(multiply(inverse(u),u),sk_c7)**.
% 0.20/0.47  215[6:Rew:208.0,182.0] ||  -> equal(multiply(sk_c7,sk_c4),sk_c7)**.
% 0.20/0.47  218[6:Rew:208.0,93.0] || equal(inverse(sk_c7),sk_c8) equal(sk_c8,u) equal(multiply(sk_c8,u),sk_c7)** -> .
% 0.20/0.47  220[6:Rew:211.0,39.0] ||  -> equal(sk_c8,sk_c6)**.
% 0.20/0.47  234[6:Rew:211.0,215.0] ||  -> equal(sk_c4,sk_c7)**.
% 0.20/0.47  235[6:Rew:234.0,148.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.20/0.47  236[6:Rew:234.0,152.0] ||  -> equal(multiply(sk_c7,sk_c7),sk_c6)**.
% 0.20/0.47  239[6:Rew:211.0,236.0] ||  -> equal(sk_c6,sk_c7)**.
% 0.20/0.47  243[6:Rew:239.0,220.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.20/0.47  275[6:Rew:211.0,218.2,243.0,218.2,243.0,218.1,235.0,218.0,243.0,218.0] || equal(sk_c7,sk_c7)* equal(sk_c7,u)* equal(u,sk_c7)* -> .
% 0.20/0.47  276[6:Obv:275.1] || equal(u,sk_c7)* -> .
% 0.20/0.47  277[6:UnC:276.0,213.0] ||  -> .
% 0.20/0.47  280[5:Spt:277.0,23.1,45.0] || equal(multiply(sk_c1,sk_c8),sk_c2)** -> .
% 0.20/0.47  281[5:Spt:277.0,23.0] ||  -> equal(inverse(sk_c5),sk_c6)**.
% 0.20/0.47  282[5:Rew:83.0,280.0] || equal(multiply(sk_c6,sk_c8),sk_c2)** -> .
% 0.20/0.47  283[5:Rew:53.0,282.0] || equal(identity,sk_c2)** -> .
% 0.20/0.47  284[4:Rew:53.0,22.1,83.0,22.1] ||  -> equal(inverse(sk_c4),sk_c7)** equal(identity,sk_c2).
% 0.20/0.47  285[5:MRR:284.1,283.0] ||  -> equal(inverse(sk_c4),sk_c7)**.
% 0.20/0.47  286[4:Rew:53.0,20.1,83.0,20.1] ||  -> equal(inverse(sk_c3),sk_c8)** equal(identity,sk_c2).
% 0.20/0.47  287[5:MRR:286.1,283.0] ||  -> equal(inverse(sk_c3),sk_c8)**.
% 0.20/0.47  288[4:Rew:53.0,24.1,83.0,24.1] ||  -> equal(multiply(sk_c5,sk_c8),sk_c6)** equal(identity,sk_c2).
% 0.20/0.47  289[5:MRR:288.1,283.0] ||  -> equal(multiply(sk_c5,sk_c8),sk_c6)**.
% 0.20/0.47  290[4:Rew:53.0,21.1,83.0,21.1] ||  -> equal(multiply(sk_c4,sk_c7),sk_c6)** equal(identity,sk_c2).
% 0.20/0.47  291[5:MRR:290.1,283.0] ||  -> equal(multiply(sk_c4,sk_c7),sk_c6)**.
% 0.20/0.47  292[4:Rew:53.0,19.1,83.0,19.1] ||  -> equal(multiply(sk_c3,sk_c8),sk_c7)** equal(identity,sk_c2).
% 0.20/0.47  293[5:MRR:292.1,283.0] ||  -> equal(multiply(sk_c3,sk_c8),sk_c7)**.
% 0.20/0.47  321[5:SpR:281.0,33.0] ||  -> equal(multiply(sk_c6,sk_c5),identity)**.
% 0.20/0.47  337[0:SpR:72.0,72.0] ||  -> equal(multiply(inverse(inverse(u)),v),multiply(u,v))**.
% 0.20/0.47  340[3:SpR:39.0,72.0] ||  -> equal(multiply(inverse(sk_c7),sk_c8),sk_c6)**.
% 0.20/0.47  343[5:SpR:321.0,72.0] ||  -> equal(multiply(inverse(sk_c6),identity),sk_c5)**.
% 0.20/0.47  345[2:SpR:53.0,72.0] ||  -> equal(multiply(inverse(sk_c6),identity),sk_c8)**.
% 0.20/0.47  346[5:SpR:293.0,72.0] ||  -> equal(multiply(inverse(sk_c3),sk_c7),sk_c8)**.
% 0.20/0.47  349[5:SpR:291.0,72.0] ||  -> equal(multiply(inverse(sk_c4),sk_c6),sk_c7)**.
% 0.20/0.47  351[0:SpR:33.0,72.0] ||  -> equal(multiply(inverse(inverse(u)),identity),u)**.
% 0.20/0.47  358[5:Rew:343.0,345.0] ||  -> equal(sk_c5,sk_c8)**.
% 0.20/0.47  360[5:Rew:358.0,289.0] ||  -> equal(multiply(sk_c8,sk_c8),sk_c6)**.
% 0.20/0.47  365[5:Rew:287.0,346.0] ||  -> equal(multiply(sk_c8,sk_c7),sk_c8)**.
% 0.20/0.47  373[5:Rew:39.0,349.0,285.0,349.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.20/0.47  374[5:Rew:373.0,37.0] ||  -> equal(inverse(sk_c7),sk_c6)**.
% 0.20/0.47  376[5:Rew:373.0,39.0] ||  -> equal(multiply(sk_c7,sk_c6),sk_c7)**.
% 0.20/0.47  377[5:Rew:373.0,53.0] ||  -> equal(multiply(sk_c6,sk_c7),identity)**.
% 0.20/0.47  383[5:Rew:373.0,56.2] || equal(inverse(sk_c6),sk_c8) equal(identity,u) equal(multiply(sk_c7,u),sk_c7)** -> .
% 0.20/0.47  393[5:Rew:373.0,360.0] ||  -> equal(multiply(sk_c7,sk_c7),sk_c6)**.
% 0.20/0.47  394[5:Rew:373.0,365.0] ||  -> equal(multiply(sk_c7,sk_c7),sk_c7)**.
% 0.20/0.47  396[5:Rew:393.0,394.0] ||  -> equal(sk_c6,sk_c7)**.
% 0.20/0.47  400[5:Rew:396.0,374.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.20/0.47  401[5:Rew:396.0,376.0] ||  -> equal(multiply(sk_c7,sk_c7),sk_c7)**.
% 0.20/0.47  402[5:Rew:396.0,377.0] ||  -> equal(multiply(sk_c7,sk_c7),identity)**.
% 0.20/0.47  412[5:Rew:401.0,402.0] ||  -> equal(identity,sk_c7)**.
% 0.20/0.47  414[5:Rew:412.0,32.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.20/0.47  452[5:Rew:414.0,383.2,412.0,383.1,400.0,383.0,396.0,383.0,373.0,383.0] || equal(sk_c7,sk_c7)* equal(sk_c7,u)* equal(u,sk_c7)* -> .
% 0.20/0.47  453[5:Obv:452.1] || equal(u,sk_c7)* -> .
% 0.20/0.47  454[5:UnC:453.0,72.0] ||  -> .
% 0.20/0.47  457[4:Spt:454.0,29.1,41.0] || equal(inverse(sk_c1),sk_c8)** -> .
% 0.20/0.47  458[4:Spt:454.0,29.0] ||  -> equal(inverse(sk_c5),sk_c6)**.
% 0.20/0.47  459[0:Rew:337.0,351.0] ||  -> equal(multiply(u,identity),u)**.
% 0.20/0.47  461[4:MRR:28.1,457.0] ||  -> equal(inverse(sk_c4),sk_c7)**.
% 0.20/0.47  463[4:MRR:30.0,457.0] ||  -> equal(multiply(sk_c5,sk_c8),sk_c6)**.
% 0.20/0.47  464[4:MRR:27.0,457.0] ||  -> equal(multiply(sk_c4,sk_c7),sk_c6)**.
% 0.20/0.47  487[4:SpR:463.0,72.0] ||  -> equal(multiply(inverse(sk_c5),sk_c6),sk_c8)**.
% 0.20/0.47  489[4:Rew:458.0,487.0] ||  -> equal(multiply(sk_c6,sk_c6),sk_c8)**.
% 0.20/0.47  491[4:SpR:464.0,72.0] ||  -> equal(multiply(inverse(sk_c4),sk_c6),sk_c7)**.
% 0.20/0.47  493[4:Rew:39.0,491.0,461.0,491.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.20/0.47  494[4:Rew:493.0,37.0] ||  -> equal(inverse(sk_c7),sk_c6)**.
% 0.20/0.47  498[4:Rew:493.0,53.0] ||  -> equal(multiply(sk_c6,sk_c7),identity)**.
% 0.20/0.47  501[4:Rew:493.0,340.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c6)**.
% 0.20/0.47  504[4:Rew:493.0,44.2] || equal(inverse(identity),sk_c8) equal(sk_c8,u) equal(multiply(sk_c7,u),sk_c7)** -> .
% 0.20/0.47  513[4:Rew:493.0,489.0] ||  -> equal(multiply(sk_c6,sk_c6),sk_c7)**.
% 0.20/0.47  514[4:Rew:498.0,501.0,494.0,501.0] ||  -> equal(identity,sk_c6)**.
% 0.20/0.47  515[4:Rew:514.0,32.0] ||  -> equal(multiply(sk_c6,u),u)**.
% 0.20/0.47  520[4:Rew:515.0,513.0] ||  -> equal(sk_c6,sk_c7)**.
% 0.20/0.47  524[4:Rew:520.0,494.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.20/0.47  528[4:Rew:520.0,514.0] ||  -> equal(identity,sk_c7)**.
% 0.20/0.47  529[4:Rew:520.0,515.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.20/0.47  549[4:Rew:529.0,504.2,493.0,504.1,524.0,504.0,528.0,504.0,493.0,504.0] || equal(sk_c7,sk_c7)* equal(sk_c7,u)* equal(u,sk_c7)* -> .
% 0.20/0.47  550[4:Obv:549.1] || equal(u,sk_c7)* -> .
% 0.20/0.47  551[4:UnC:550.0,72.0] ||  -> .
% 0.20/0.47  554[3:Spt:551.0,5.1,39.0] || equal(multiply(sk_c7,sk_c6),sk_c8)** -> .
% 0.20/0.47  555[3:Spt:551.0,5.0] ||  -> equal(inverse(sk_c5),sk_c6)**.
% 0.20/0.47  556[3:MRR:4.1,554.0] ||  -> equal(inverse(sk_c4),sk_c7)**.
% 0.20/0.47  557[3:MRR:2.1,554.0] ||  -> equal(inverse(sk_c3),sk_c8)**.
% 0.20/0.47  558[3:MRR:6.1,554.0] ||  -> equal(multiply(sk_c5,sk_c8),sk_c6)**.
% 0.20/0.47  559[3:MRR:3.1,554.0] ||  -> equal(multiply(sk_c4,sk_c7),sk_c6)**.
% 0.20/0.47  560[3:MRR:1.1,554.0] ||  -> equal(multiply(sk_c3,sk_c8),sk_c7)**.
% 0.20/0.47  569[3:SpR:557.0,72.0] ||  -> equal(multiply(sk_c8,multiply(sk_c3,u)),u)**.
% 0.20/0.47  577[3:SpR:558.0,72.0] ||  -> equal(multiply(inverse(sk_c5),sk_c6),sk_c8)**.
% 0.20/0.47  579[3:Rew:555.0,577.0] ||  -> equal(multiply(sk_c6,sk_c6),sk_c8)**.
% 0.20/0.47  580[3:SpR:559.0,34.0] ||  -> equal(multiply(sk_c4,multiply(sk_c7,u)),multiply(sk_c6,u))**.
% 0.20/0.47  581[3:SpR:559.0,72.0] ||  -> equal(multiply(inverse(sk_c4),sk_c6),sk_c7)**.
% 0.20/0.47  583[3:Rew:556.0,581.0] ||  -> equal(multiply(sk_c7,sk_c6),sk_c7)**.
% 0.20/0.47  584[3:Rew:583.0,554.0] || equal(sk_c8,sk_c7)** -> .
% 0.20/0.47  597[3:SpR:583.0,72.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c6)**.
% 0.20/0.47  599[3:Rew:33.0,597.0] ||  -> equal(identity,sk_c6)**.
% 0.20/0.47  601[3:Rew:599.0,32.0] ||  -> equal(multiply(sk_c6,u),u)**.
% 0.20/0.47  602[3:Rew:599.0,459.0] ||  -> equal(multiply(u,sk_c6),u)**.
% 0.20/0.47  607[3:Rew:601.0,579.0] ||  -> equal(sk_c8,sk_c6)**.
% 0.20/0.47  610[3:Rew:601.0,580.0] ||  -> equal(multiply(sk_c4,multiply(sk_c7,u)),u)**.
% 0.20/0.47  619[3:Rew:607.0,584.0] || equal(sk_c6,sk_c7)** -> .
% 0.20/0.47  620[3:Rew:607.0,560.0] ||  -> equal(multiply(sk_c3,sk_c6),sk_c7)**.
% 0.20/0.47  625[3:Rew:607.0,569.0] ||  -> equal(multiply(sk_c6,multiply(sk_c3,u)),u)**.
% 0.20/0.47  630[3:Rew:602.0,620.0] ||  -> equal(sk_c3,sk_c7)**.
% 0.20/0.47  637[3:Rew:601.0,625.0,630.0,625.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.20/0.47  638[3:Rew:637.0,610.0] ||  -> equal(multiply(sk_c4,u),u)**.
% 0.20/0.47  640[3:Rew:638.0,559.0] ||  -> equal(sk_c6,sk_c7)**.
% 0.20/0.47  641[3:MRR:640.0,619.0] ||  -> .
% 0.20/0.47  650[2:Spt:641.0,10.1,37.0] || equal(inverse(sk_c8),sk_c6)** -> .
% 0.20/0.47  651[2:Spt:641.0,10.0] ||  -> equal(inverse(sk_c4),sk_c7)**.
% 0.20/0.47  652[2:MRR:11.1,650.0] ||  -> equal(inverse(sk_c5),sk_c6)**.
% 0.20/0.47  653[2:MRR:8.1,650.0] ||  -> equal(inverse(sk_c3),sk_c8)**.
% 0.20/0.47  654[2:MRR:12.0,650.0] ||  -> equal(multiply(sk_c5,sk_c8),sk_c6)**.
% 0.20/0.47  655[2:MRR:9.0,650.0] ||  -> equal(multiply(sk_c4,sk_c7),sk_c6)**.
% 0.20/0.47  656[2:MRR:7.0,650.0] ||  -> equal(multiply(sk_c3,sk_c8),sk_c7)**.
% 0.20/0.47  664[2:SpR:654.0,72.0] ||  -> equal(multiply(inverse(sk_c5),sk_c6),sk_c8)**.
% 0.20/0.47  666[2:Rew:652.0,664.0] ||  -> equal(multiply(sk_c6,sk_c6),sk_c8)**.
% 0.20/0.47  668[2:SpR:655.0,72.0] ||  -> equal(multiply(inverse(sk_c4),sk_c6),sk_c7)**.
% 0.20/0.47  670[2:Rew:651.0,668.0] ||  -> equal(multiply(sk_c7,sk_c6),sk_c7)**.
% 0.20/0.47  672[2:SpR:656.0,72.0] ||  -> equal(multiply(inverse(sk_c3),sk_c7),sk_c8)**.
% 0.20/0.47  674[2:Rew:653.0,672.0] ||  -> equal(multiply(sk_c8,sk_c7),sk_c8)**.
% 0.20/0.47  679[2:SpR:670.0,72.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c6)**.
% 0.20/0.47  681[2:Rew:33.0,679.0] ||  -> equal(identity,sk_c6)**.
% 0.20/0.47  682[2:Rew:681.0,32.0] ||  -> equal(multiply(sk_c6,u),u)**.
% 0.20/0.47  683[2:Rew:681.0,459.0] ||  -> equal(multiply(u,sk_c6),u)**.
% 0.20/0.47  687[2:Rew:681.0,55.1] || equal(inverse(inverse(sk_c8)),sk_c8) equal(sk_c6,u) equal(multiply(sk_c8,u),sk_c7)** -> .
% 0.20/0.47  688[2:Rew:682.0,666.0] ||  -> equal(sk_c8,sk_c6)**.
% 0.20/0.47  693[2:Rew:688.0,653.0] ||  -> equal(inverse(sk_c3),sk_c6)**.
% 0.20/0.47  696[2:Rew:688.0,656.0] ||  -> equal(multiply(sk_c3,sk_c6),sk_c7)**.
% 0.20/0.47  702[2:Rew:688.0,674.0] ||  -> equal(multiply(sk_c6,sk_c7),sk_c6)**.
% 0.20/0.47  704[2:Rew:683.0,696.0] ||  -> equal(sk_c3,sk_c7)**.
% 0.20/0.47  705[2:Rew:704.0,693.0] ||  -> equal(inverse(sk_c7),sk_c6)**.
% 0.20/0.47  706[2:Rew:682.0,702.0] ||  -> equal(sk_c6,sk_c7)**.
% 0.20/0.47  710[2:Rew:706.0,682.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.20/0.47  711[2:Rew:706.0,688.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.20/0.47  714[2:Rew:706.0,705.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.20/0.47  734[2:Rew:710.0,687.2,711.0,687.2,706.0,687.1,714.0,687.0,714.0,687.0,711.0,687.0] || equal(sk_c7,sk_c7)* equal(sk_c7,u)* equal(u,sk_c7)* -> .
% 0.20/0.47  735[2:Obv:734.1] || equal(u,sk_c7)* -> .
% 0.20/0.47  736[2:UnC:735.0,72.0] ||  -> .
% 0.20/0.47  739[1:Spt:736.0,31.0,31.1,31.2,31.4,31.6,31.7,31.8,31.10] || equal(inverse(u),sk_c6) equal(inverse(v),sk_c7) equal(inverse(w),sk_c8) equal(inverse(sk_c8),sk_c6) equal(multiply(u,sk_c8),sk_c6)**+ equal(multiply(v,sk_c7),sk_c6)** equal(multiply(w,sk_c8),sk_c7)** equal(multiply(sk_c7,sk_c6),sk_c8)** -> .
% 0.20/0.47  741[2:Spt:11.1] ||  -> equal(inverse(sk_c8),sk_c6)**.
% 0.20/0.47  742[2:Rew:741.0,739.3] || equal(inverse(u),sk_c6) equal(inverse(v),sk_c7) equal(inverse(w),sk_c8) equal(sk_c6,sk_c6) equal(multiply(u,sk_c8),sk_c6)** equal(multiply(v,sk_c7),sk_c6)** equal(multiply(w,sk_c8),sk_c7)** equal(multiply(sk_c7,sk_c6),sk_c8)** -> .
% 0.20/0.47  744[2:Obv:742.3] || equal(inverse(u),sk_c6) equal(inverse(v),sk_c7) equal(inverse(w),sk_c8) equal(multiply(u,sk_c8),sk_c6)** equal(multiply(v,sk_c7),sk_c6)** equal(multiply(w,sk_c8),sk_c7)** equal(multiply(sk_c7,sk_c6),sk_c8)** -> .
% 0.20/0.47  746[2:SpR:741.0,72.0] ||  -> equal(multiply(sk_c6,multiply(sk_c8,u)),u)**.
% 0.20/0.47  748[3:Spt:4.1] ||  -> equal(multiply(sk_c7,sk_c6),sk_c8)**.
% 0.20/0.47  750[3:Rew:748.0,744.6] || equal(inverse(u),sk_c6) equal(inverse(v),sk_c7) equal(inverse(w),sk_c8) equal(multiply(u,sk_c8),sk_c6)** equal(multiply(v,sk_c7),sk_c6)** equal(multiply(w,sk_c8),sk_c7)** equal(sk_c8,sk_c8) -> .
% 0.20/0.47  751[3:Obv:750.6] || equal(inverse(u),sk_c6) equal(inverse(v),sk_c7) equal(inverse(w),sk_c8) equal(multiply(u,sk_c8),sk_c6)** equal(multiply(v,sk_c7),sk_c6)** equal(multiply(w,sk_c8),sk_c7)** -> .
% 0.20/0.47  754[3:SpR:748.0,72.0] ||  -> equal(multiply(inverse(sk_c7),sk_c8),sk_c6)**.
% 0.20/0.47  756[4:Spt:28.1] ||  -> equal(inverse(sk_c1),sk_c8)**.
% 0.20/0.47  759[5:Spt:17.1] ||  -> equal(multiply(sk_c8,sk_c2),sk_c7)**.
% 0.20/0.47  761[5:SpR:759.0,72.0] ||  -> equal(multiply(inverse(sk_c8),sk_c7),sk_c2)**.
% 0.20/0.47  763[5:Rew:741.0,761.0] ||  -> equal(multiply(sk_c6,sk_c7),sk_c2)**.
% 0.20/0.47  767[6:Spt:23.1] ||  -> equal(multiply(sk_c1,sk_c8),sk_c2)**.
% 0.20/0.47  769[6:SpR:767.0,72.0] ||  -> equal(multiply(inverse(sk_c1),sk_c2),sk_c8)**.
% 0.20/0.47  771[6:Rew:759.0,769.0,756.0,769.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.20/0.47  772[6:Rew:771.0,741.0] ||  -> equal(inverse(sk_c7),sk_c6)**.
% 0.20/0.47  779[6:Rew:771.0,751.2] || equal(inverse(u),sk_c6) equal(inverse(v),sk_c7) equal(inverse(w),sk_c7) equal(multiply(u,sk_c8),sk_c6)** equal(multiply(v,sk_c7),sk_c6)** equal(multiply(w,sk_c8),sk_c7)** -> .
% 0.20/0.47  781[6:Rew:771.0,754.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c6)**.
% 0.20/0.47  784[6:Rew:763.0,781.0,772.0,781.0] ||  -> equal(sk_c2,sk_c6)**.
% 0.20/0.47  785[6:Rew:784.0,763.0] ||  -> equal(multiply(sk_c6,sk_c7),sk_c6)**.
% 0.20/0.47  790[6:Rew:771.0,779.5,771.0,779.3] || equal(inverse(u),sk_c6) equal(inverse(v),sk_c7) equal(inverse(w),sk_c7) equal(multiply(u,sk_c7),sk_c6)** equal(multiply(v,sk_c7),sk_c6)** equal(multiply(w,sk_c7),sk_c7)** -> .
% 0.20/0.47  799[0:SpR:33.0,72.0] ||  -> equal(multiply(inverse(inverse(u)),identity),u)**.
% 0.20/0.47  801[6:SpR:772.0,33.0] ||  -> equal(multiply(sk_c6,sk_c7),identity)**.
% 0.20/0.47  803[6:Rew:785.0,801.0] ||  -> equal(identity,sk_c6)**.
% 0.20/0.47  804[6:Rew:803.0,32.0] ||  -> equal(multiply(sk_c6,u),u)**.
% 0.20/0.47  806[6:Rew:803.0,459.0] ||  -> equal(multiply(u,sk_c6),u)**.
% 0.20/0.47  809[6:Rew:804.0,785.0] ||  -> equal(sk_c6,sk_c7)**.
% 0.20/0.47  814[6:Rew:809.0,772.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.20/0.47  817[6:Rew:809.0,790.0] || equal(inverse(u),sk_c7) equal(inverse(v),sk_c7) equal(inverse(w),sk_c7) equal(multiply(u,sk_c7),sk_c6)** equal(multiply(v,sk_c7),sk_c6)** equal(multiply(w,sk_c7),sk_c7)** -> .
% 0.20/0.47  822[6:Rew:809.0,806.0] ||  -> equal(multiply(u,sk_c7),u)**.
% 0.20/0.47  835[6:Con:817.1] || equal(inverse(u),sk_c7) equal(inverse(v),sk_c7) equal(multiply(u,sk_c7),sk_c6)** equal(multiply(v,sk_c7),sk_c7)** -> .
% 0.20/0.47  836[6:Rew:822.0,835.3,822.0,835.2,809.0,835.2] || equal(inverse(u),sk_c7)** equal(inverse(v),sk_c7)** equal(u,sk_c7) equal(v,sk_c7) -> .
% 0.20/0.47  837[6:Con:836.1] || equal(inverse(u),sk_c7)** equal(u,sk_c7) -> .
% 0.20/0.47  870[6:SpL:814.0,837.0] || equal(sk_c7,sk_c7)* equal(sk_c7,sk_c7)* -> .
% 0.20/0.47  872[6:Obv:870.1] ||  -> .
% 0.20/0.47  873[6:Spt:872.0,23.1,767.0] || equal(multiply(sk_c1,sk_c8),sk_c2)** -> .
% 0.20/0.47  874[6:Spt:872.0,23.0] ||  -> equal(inverse(sk_c5),sk_c6)**.
% 0.20/0.47  875[0:Rew:459.0,799.0] ||  -> equal(inverse(inverse(u)),u)**.
% 0.20/0.47  876[6:MRR:22.1,873.0] ||  -> equal(inverse(sk_c4),sk_c7)**.
% 0.20/0.47  880[6:MRR:21.1,873.0] ||  -> equal(multiply(sk_c4,sk_c7),sk_c6)**.
% 0.20/0.47  905[5:SpR:763.0,72.0] ||  -> equal(multiply(inverse(sk_c6),sk_c2),sk_c7)**.
% 0.20/0.47  908[6:SpR:880.0,72.0] ||  -> equal(multiply(inverse(sk_c4),sk_c6),sk_c7)**.
% 0.20/0.47  910[6:Rew:748.0,908.0,876.0,908.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.20/0.47  911[6:Rew:910.0,756.0] ||  -> equal(inverse(sk_c1),sk_c7)**.
% 0.20/0.47  912[6:Rew:910.0,741.0] ||  -> equal(inverse(sk_c7),sk_c6)**.
% 0.20/0.47  916[6:Rew:910.0,748.0] ||  -> equal(multiply(sk_c7,sk_c6),sk_c7)**.
% 0.20/0.47  917[6:Rew:910.0,754.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c6)**.
% 0.20/0.47  918[6:Rew:910.0,873.0] || equal(multiply(sk_c1,sk_c7),sk_c2)** -> .
% 0.20/0.47  929[6:Rew:912.0,917.0] ||  -> equal(multiply(sk_c6,sk_c7),sk_c6)**.
% 0.20/0.47  930[6:Rew:763.0,929.0] ||  -> equal(sk_c2,sk_c6)**.
% 0.20/0.47  933[6:Rew:930.0,905.0] ||  -> equal(multiply(inverse(sk_c6),sk_c6),sk_c7)**.
% 0.20/0.47  935[6:Rew:930.0,918.0] || equal(multiply(sk_c1,sk_c7),sk_c6)** -> .
% 0.20/0.47  936[6:Rew:33.0,933.0] ||  -> equal(identity,sk_c7)**.
% 0.20/0.47  937[6:Rew:936.0,32.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.20/0.47  938[6:Rew:936.0,459.0] ||  -> equal(multiply(u,sk_c7),u)**.
% 0.20/0.47  941[6:Rew:937.0,916.0] ||  -> equal(sk_c6,sk_c7)**.
% 0.20/0.47  946[6:Rew:941.0,912.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.20/0.47  951[6:Rew:941.0,935.0] || equal(multiply(sk_c1,sk_c7),sk_c7)** -> .
% 0.20/0.47  957[6:Rew:938.0,951.0] || equal(sk_c1,sk_c7)** -> .
% 0.20/0.47  983[0:SpR:875.0,72.0] ||  -> equal(multiply(u,multiply(inverse(u),v)),v)**.
% 0.20/0.47  987[6:SpR:911.0,875.0] ||  -> equal(inverse(sk_c7),sk_c1)**.
% 0.20/0.47  992[6:Rew:946.0,987.0] ||  -> equal(sk_c1,sk_c7)**.
% 0.20/0.47  993[6:MRR:992.0,957.0] ||  -> .
% 0.20/0.47  994[5:Spt:993.0,17.1,759.0] || equal(multiply(sk_c8,sk_c2),sk_c7)** -> .
% 0.20/0.47  995[5:Spt:993.0,17.0] ||  -> equal(inverse(sk_c5),sk_c6)**.
% 0.20/0.47  996[5:MRR:16.1,994.0] ||  -> equal(inverse(sk_c4),sk_c7)**.
% 0.20/0.47  997[5:MRR:14.1,994.0] ||  -> equal(inverse(sk_c3),sk_c8)**.
% 0.20/0.47  999[5:MRR:15.1,994.0] ||  -> equal(multiply(sk_c4,sk_c7),sk_c6)**.
% 0.20/0.47  1000[5:MRR:13.1,994.0] ||  -> equal(multiply(sk_c3,sk_c8),sk_c7)**.
% 0.20/0.47  1002[5:SpR:995.0,875.0] ||  -> equal(inverse(sk_c6),sk_c5)**.
% 0.20/0.47  1005[5:SpR:996.0,875.0] ||  -> equal(inverse(sk_c7),sk_c4)**.
% 0.20/0.47  1007[5:Rew:1005.0,754.0] ||  -> equal(multiply(sk_c4,sk_c8),sk_c6)**.
% 0.20/0.47  1009[2:SpR:741.0,875.0] ||  -> equal(inverse(sk_c6),sk_c8)**.
% 0.20/0.47  1011[5:Rew:1002.0,1009.0] ||  -> equal(sk_c5,sk_c8)**.
% 0.20/0.47  1014[5:Rew:1011.0,1002.0] ||  -> equal(inverse(sk_c6),sk_c8)**.
% 0.20/0.47  1026[5:SpR:997.0,875.0] ||  -> equal(inverse(sk_c8),sk_c3)**.
% 0.20/0.47  1028[5:Rew:741.0,1026.0] ||  -> equal(sk_c3,sk_c6)**.
% 0.20/0.47  1030[5:Rew:1028.0,1000.0] ||  -> equal(multiply(sk_c6,sk_c8),sk_c7)**.
% 0.20/0.47  1043[5:SpR:999.0,34.0] ||  -> equal(multiply(sk_c4,multiply(sk_c7,u)),multiply(sk_c6,u))**.
% 0.20/0.47  1044[5:SpR:999.0,72.0] ||  -> equal(multiply(inverse(sk_c4),sk_c6),sk_c7)**.
% 0.20/0.47  1046[5:Rew:748.0,1044.0,996.0,1044.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.20/0.47  1047[5:Rew:1046.0,741.0] ||  -> equal(inverse(sk_c7),sk_c6)**.
% 0.20/0.47  1049[5:Rew:1046.0,1014.0] ||  -> equal(inverse(sk_c6),sk_c7)**.
% 0.20/0.47  1052[5:Rew:1046.0,746.0] ||  -> equal(multiply(sk_c6,multiply(sk_c7,u)),u)**.
% 0.20/0.47  1054[5:Rew:1046.0,751.2] || equal(inverse(u),sk_c6) equal(inverse(v),sk_c7) equal(inverse(w),sk_c7) equal(multiply(u,sk_c8),sk_c6)** equal(multiply(v,sk_c7),sk_c6)** equal(multiply(w,sk_c8),sk_c7)** -> .
% 0.20/0.47  1056[5:Rew:1046.0,1007.0] ||  -> equal(multiply(sk_c4,sk_c7),sk_c6)**.
% 0.20/0.47  1059[5:Rew:1046.0,1030.0] ||  -> equal(multiply(sk_c6,sk_c7),sk_c7)**.
% 0.20/0.47  1060[5:Rew:1005.0,1047.0] ||  -> equal(sk_c4,sk_c6)**.
% 0.20/0.47  1066[5:Rew:1060.0,1056.0] ||  -> equal(multiply(sk_c6,sk_c7),sk_c6)**.
% 0.20/0.47  1067[5:Rew:1066.0,1059.0] ||  -> equal(sk_c6,sk_c7)**.
% 0.20/0.47  1070[5:Rew:1067.0,1060.0] ||  -> equal(sk_c4,sk_c7)**.
% 0.20/0.47  1071[5:Rew:1067.0,1049.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.20/0.48  1077[5:Rew:1067.0,1052.0] ||  -> equal(multiply(sk_c7,multiply(sk_c7,u)),u)**.
% 0.20/0.48  1081[5:Rew:1077.0,1043.0,1070.0,1043.0,1067.0,1043.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.20/0.48  1085[5:Rew:1046.0,1054.5,1067.0,1054.4,1046.0,1054.3,1067.0,1054.3,1067.0,1054.0] || equal(inverse(u),sk_c7) equal(inverse(v),sk_c7) equal(inverse(w),sk_c7) equal(multiply(u,sk_c7),sk_c7)** equal(multiply(v,sk_c7),sk_c7)** equal(multiply(w,sk_c7),sk_c7)** -> .
% 0.20/0.48  1086[5:Con:1085.1] || equal(inverse(u),sk_c7) equal(multiply(u,sk_c7),sk_c7)** -> .
% 0.20/0.48  1111[5:SpR:1081.0,459.0] ||  -> equal(identity,sk_c7)**.
% 0.20/0.48  1113[5:Rew:1111.0,459.0] ||  -> equal(multiply(u,sk_c7),u)**.
% 0.20/0.48  1117[5:Rew:1113.0,1086.1] || equal(inverse(u),sk_c7)** equal(u,sk_c7) -> .
% 0.20/0.48  1137[5:SpL:1071.0,1117.0] || equal(sk_c7,sk_c7)* equal(sk_c7,sk_c7)* -> .
% 0.20/0.48  1138[5:Obv:1137.1] ||  -> .
% 0.20/0.48  1139[4:Spt:1138.0,28.1,756.0] || equal(inverse(sk_c1),sk_c8)** -> .
% 0.20/0.48  1140[4:Spt:1138.0,28.0] ||  -> equal(inverse(sk_c4),sk_c7)**.
% 0.20/0.48  1142[4:MRR:26.1,1139.0] ||  -> equal(inverse(sk_c3),sk_c8)**.
% 0.20/0.48  1144[4:MRR:27.0,1139.0] ||  -> equal(multiply(sk_c4,sk_c7),sk_c6)**.
% 0.20/0.48  1145[4:MRR:25.0,1139.0] ||  -> equal(multiply(sk_c3,sk_c8),sk_c7)**.
% 0.20/0.48  1147[4:SpR:1140.0,875.0] ||  -> equal(inverse(sk_c7),sk_c4)**.
% 0.20/0.48  1149[4:Rew:1147.0,754.0] ||  -> equal(multiply(sk_c4,sk_c8),sk_c6)**.
% 0.20/0.48  1165[4:SpR:1142.0,875.0] ||  -> equal(inverse(sk_c8),sk_c3)**.
% 0.20/0.48  1167[4:Rew:741.0,1165.0] ||  -> equal(sk_c3,sk_c6)**.
% 0.20/0.48  1169[4:Rew:1167.0,1145.0] ||  -> equal(multiply(sk_c6,sk_c8),sk_c7)**.
% 0.20/0.48  1179[4:SpR:1144.0,34.0] ||  -> equal(multiply(sk_c4,multiply(sk_c7,u)),multiply(sk_c6,u))**.
% 0.20/0.48  1180[4:SpR:1144.0,72.0] ||  -> equal(multiply(inverse(sk_c4),sk_c6),sk_c7)**.
% 0.20/0.48  1182[4:Rew:748.0,1180.0,1140.0,1180.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.20/0.48  1183[4:Rew:1182.0,1009.0] ||  -> equal(inverse(sk_c6),sk_c7)**.
% 0.20/0.48  1184[4:Rew:1182.0,741.0] ||  -> equal(inverse(sk_c7),sk_c6)**.
% 0.20/0.48  1188[4:Rew:1182.0,746.0] ||  -> equal(multiply(sk_c6,multiply(sk_c7,u)),u)**.
% 0.20/0.48  1190[4:Rew:1182.0,751.2] || equal(inverse(u),sk_c6) equal(inverse(v),sk_c7) equal(inverse(w),sk_c7) equal(multiply(u,sk_c8),sk_c6)** equal(multiply(v,sk_c7),sk_c6)** equal(multiply(w,sk_c8),sk_c7)** -> .
% 0.20/0.48  1192[4:Rew:1182.0,1149.0] ||  -> equal(multiply(sk_c4,sk_c7),sk_c6)**.
% 0.20/0.48  1195[4:Rew:1182.0,1169.0] ||  -> equal(multiply(sk_c6,sk_c7),sk_c7)**.
% 0.20/0.48  1196[4:Rew:1147.0,1184.0] ||  -> equal(sk_c4,sk_c6)**.
% 0.20/0.48  1202[4:Rew:1196.0,1192.0] ||  -> equal(multiply(sk_c6,sk_c7),sk_c6)**.
% 0.20/0.48  1203[4:Rew:1202.0,1195.0] ||  -> equal(sk_c6,sk_c7)**.
% 0.20/0.48  1205[4:Rew:1203.0,1183.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.20/0.48  1206[4:Rew:1203.0,1196.0] ||  -> equal(sk_c4,sk_c7)**.
% 0.20/0.48  1212[4:Rew:1203.0,1188.0] ||  -> equal(multiply(sk_c7,multiply(sk_c7,u)),u)**.
% 0.20/0.48  1216[4:Rew:1212.0,1179.0,1206.0,1179.0,1203.0,1179.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.20/0.48  1219[4:Rew:1182.0,1190.5,1203.0,1190.4,1182.0,1190.3,1203.0,1190.3,1203.0,1190.0] || equal(inverse(u),sk_c7) equal(inverse(v),sk_c7) equal(inverse(w),sk_c7) equal(multiply(u,sk_c7),sk_c7)** equal(multiply(v,sk_c7),sk_c7)** equal(multiply(w,sk_c7),sk_c7)** -> .
% 0.20/0.48  1220[4:Con:1219.1] || equal(inverse(u),sk_c7) equal(multiply(u,sk_c7),sk_c7)** -> .
% 0.20/0.48  1244[0:SpR:33.0,459.0] ||  -> equal(inverse(identity),identity)**.
% 0.20/0.48  1247[4:SpR:1205.0,33.0] ||  -> equal(multiply(sk_c7,sk_c7),identity)**.
% 0.20/0.48  1249[4:Rew:1216.0,1247.0] ||  -> equal(identity,sk_c7)**.
% 0.20/0.48  1251[4:Rew:1249.0,459.0] ||  -> equal(multiply(u,sk_c7),u)**.
% 0.20/0.48  1255[4:Rew:1251.0,1220.1] || equal(inverse(u),sk_c7)** equal(u,sk_c7) -> .
% 0.20/0.48  1307[4:SpL:1205.0,1255.0] || equal(sk_c7,sk_c7)* equal(sk_c7,sk_c7)* -> .
% 0.20/0.48  1308[4:Obv:1307.1] ||  -> .
% 0.20/0.48  1309[3:Spt:1308.0,4.1,748.0] || equal(multiply(sk_c7,sk_c6),sk_c8)** -> .
% 0.20/0.48  1310[3:Spt:1308.0,4.0] ||  -> equal(inverse(sk_c4),sk_c7)**.
% 0.20/0.48  1312[3:MRR:2.1,1309.0] ||  -> equal(inverse(sk_c3),sk_c8)**.
% 0.20/0.48  1316[3:MRR:3.1,1309.0] ||  -> equal(multiply(sk_c4,sk_c7),sk_c6)**.
% 0.20/0.48  1317[3:MRR:1.1,1309.0] ||  -> equal(multiply(sk_c3,sk_c8),sk_c7)**.
% 0.20/0.48  1320[3:SpR:1310.0,983.0] ||  -> equal(multiply(sk_c4,multiply(sk_c7,u)),u)**.
% 0.20/0.48  1331[3:SpR:1312.0,875.0] ||  -> equal(inverse(sk_c8),sk_c3)**.
% 0.20/0.48  1334[3:Rew:741.0,1331.0] ||  -> equal(sk_c3,sk_c6)**.
% 0.20/0.48  1336[3:Rew:1334.0,1317.0] ||  -> equal(multiply(sk_c6,sk_c8),sk_c7)**.
% 0.20/0.48  1356[3:SpR:1316.0,34.0] ||  -> equal(multiply(sk_c4,multiply(sk_c7,u)),multiply(sk_c6,u))**.
% 0.20/0.48  1357[3:SpR:1316.0,72.0] ||  -> equal(multiply(inverse(sk_c4),sk_c6),sk_c7)**.
% 0.20/0.48  1359[3:Rew:1310.0,1357.0] ||  -> equal(multiply(sk_c7,sk_c6),sk_c7)**.
% 0.20/0.48  1360[3:Rew:1359.0,1309.0] || equal(sk_c8,sk_c7)** -> .
% 0.20/0.48  1361[3:Rew:1320.0,1356.0] ||  -> equal(multiply(sk_c6,u),u)**.
% 0.20/0.48  1362[3:Rew:1361.0,1336.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.20/0.48  1365[3:MRR:1362.0,1360.0] ||  -> .
% 0.20/0.48  1373[2:Spt:1365.0,11.1,741.0] || equal(inverse(sk_c8),sk_c6)** -> .
% 0.20/0.48  1374[2:Spt:1365.0,11.0] ||  -> equal(inverse(sk_c5),sk_c6)**.
% 0.20/0.48  1375[2:MRR:8.1,1373.0] ||  -> equal(inverse(sk_c3),sk_c8)**.
% 0.20/0.48  1376[2:MRR:10.1,1373.0] ||  -> equal(inverse(sk_c4),sk_c7)**.
% 0.20/0.48  1377[2:MRR:12.0,1373.0] ||  -> equal(multiply(sk_c5,sk_c8),sk_c6)**.
% 0.20/0.48  1378[2:MRR:9.0,1373.0] ||  -> equal(multiply(sk_c4,sk_c7),sk_c6)**.
% 0.20/0.48  1379[2:MRR:7.0,1373.0] ||  -> equal(multiply(sk_c3,sk_c8),sk_c7)**.
% 0.20/0.48  1380[2:SpR:1374.0,72.0] ||  -> equal(multiply(sk_c6,multiply(sk_c5,u)),u)**.
% 0.20/0.48  1381[2:SpR:1374.0,875.0] ||  -> equal(inverse(sk_c6),sk_c5)**.
% 0.20/0.48  1385[2:SpR:1375.0,875.0] ||  -> equal(inverse(sk_c8),sk_c3)**.
% 0.20/0.48  1388[2:Rew:1385.0,1373.0] || equal(sk_c3,sk_c6)** -> .
% 0.20/0.48  1391[2:SpR:1376.0,983.0] ||  -> equal(multiply(sk_c4,multiply(sk_c7,u)),u)**.
% 0.20/0.48  1406[2:SpR:1377.0,72.0] ||  -> equal(multiply(inverse(sk_c5),sk_c6),sk_c8)**.
% 0.20/0.48  1408[2:Rew:1374.0,1406.0] ||  -> equal(multiply(sk_c6,sk_c6),sk_c8)**.
% 0.20/0.48  1409[2:SpR:1378.0,34.0] ||  -> equal(multiply(sk_c4,multiply(sk_c7,u)),multiply(sk_c6,u))**.
% 0.20/0.48  1413[2:Rew:1391.0,1409.0] ||  -> equal(multiply(sk_c6,u),u)**.
% 0.20/0.48  1414[2:Rew:1413.0,1408.0] ||  -> equal(sk_c8,sk_c6)**.
% 0.20/0.48  1415[2:Rew:1413.0,1380.0] ||  -> equal(multiply(sk_c5,u),u)**.
% 0.20/0.48  1418[2:Rew:1414.0,1375.0] ||  -> equal(inverse(sk_c3),sk_c6)**.
% 0.20/0.48  1419[2:Rew:1414.0,1385.0] ||  -> equal(inverse(sk_c6),sk_c3)**.
% 0.20/0.48  1421[2:Rew:1414.0,1379.0] ||  -> equal(multiply(sk_c3,sk_c6),sk_c7)**.
% 0.20/0.48  1424[2:Rew:1381.0,1419.0] ||  -> equal(sk_c5,sk_c3)**.
% 0.20/0.48  1427[2:Rew:1424.0,1415.0] ||  -> equal(multiply(sk_c3,u),u)**.
% 0.20/0.48  1430[2:Rew:1427.0,1421.0] ||  -> equal(sk_c6,sk_c7)**.
% 0.20/0.48  1431[2:Rew:1430.0,1388.0] || equal(sk_c3,sk_c7)** -> .
% 0.20/0.48  1436[2:Rew:1430.0,1418.0] ||  -> equal(inverse(sk_c3),sk_c7)**.
% 0.20/0.48  1482[2:SpR:1427.0,459.0] ||  -> equal(identity,sk_c3)**.
% 0.20/0.48  1484[2:Rew:1482.0,1244.0] ||  -> equal(inverse(sk_c3),sk_c3)**.
% 0.20/0.48  1489[2:Rew:1436.0,1484.0] ||  -> equal(sk_c3,sk_c7)**.
% 0.20/0.48  1490[2:MRR:1489.0,1431.0] ||  -> .
% 0.20/0.48  % SZS output end Refutation
% 0.20/0.48  Formulae used in the proof : prove_this_1 prove_this_2 prove_this_3 prove_this_4 prove_this_5 prove_this_6 prove_this_7 prove_this_8 prove_this_9 prove_this_10 prove_this_11 prove_this_12 prove_this_13 prove_this_14 prove_this_15 prove_this_16 prove_this_17 prove_this_19 prove_this_20 prove_this_21 prove_this_22 prove_this_23 prove_this_24 prove_this_25 prove_this_26 prove_this_27 prove_this_28 prove_this_29 prove_this_30 prove_this_31 left_identity left_inverse associativity
% 0.20/0.48  
%------------------------------------------------------------------------------