TSTP Solution File: ALG130+1 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : ALG130+1 : TPTP v8.1.0. Released v2.7.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n023.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 : Thu Jul 14 18:02:34 EDT 2022

% Result   : Unsatisfiable 0.37s 0.56s
% Output   : Refutation 0.37s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11  % Problem  : ALG130+1 : TPTP v8.1.0. Released v2.7.0.
% 0.06/0.12  % Command  : run_spass %d %s
% 0.12/0.33  % Computer : n023.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 : Wed Jun  8 03:05:23 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.37/0.56  
% 0.37/0.56  SPASS V 3.9 
% 0.37/0.56  SPASS beiseite: Proof found.
% 0.37/0.56  % SZS status Theorem
% 0.37/0.56  Problem: /export/starexec/sandbox/benchmark/theBenchmark.p 
% 0.37/0.56  SPASS derived 1484 clauses, backtracked 1557 clauses, performed 13 splits and kept 2118 clauses.
% 0.37/0.56  SPASS allocated 86061 KBytes.
% 0.37/0.56  SPASS spent	0:00:00.22 on the problem.
% 0.37/0.56  		0:00:00.04 for the input.
% 0.37/0.56  		0:00:00.04 for the FLOTTER CNF translation.
% 0.37/0.56  		0:00:00.00 for inferences.
% 0.37/0.56  		0:00:00.00 for the backtracking.
% 0.37/0.56  		0:00:00.12 for the reduction.
% 0.37/0.56  
% 0.37/0.56  
% 0.37/0.56  Here is a proof with depth 3, length 466 :
% 0.37/0.56  % SZS output start Refutation
% 0.37/0.56  1[0:Inp] || equal(e1,e0)** -> .
% 0.37/0.56  2[0:Inp] || equal(e2,e0)** -> .
% 0.37/0.56  3[0:Inp] || equal(e3,e0)** -> .
% 0.37/0.56  4[0:Inp] || equal(e2,e1)** -> .
% 0.37/0.56  5[0:Inp] || equal(e3,e1)** -> .
% 0.37/0.56  6[0:Inp] || equal(e3,e2)** -> .
% 0.37/0.56  7[0:Inp] ||  -> equal(op(op(e0,e0),e0),e0)**.
% 0.37/0.56  8[0:Inp] ||  -> equal(op(op(e0,e1),e0),e1)**.
% 0.37/0.56  9[0:Inp] ||  -> equal(op(op(e0,e2),e0),e2)**.
% 0.37/0.56  10[0:Inp] ||  -> equal(op(op(e0,e3),e0),e3)**.
% 0.37/0.56  11[0:Inp] ||  -> equal(op(op(e1,e0),e1),e0)**.
% 0.37/0.56  12[0:Inp] ||  -> equal(op(op(e1,e1),e1),e1)**.
% 0.37/0.56  14[0:Inp] ||  -> equal(op(op(e1,e3),e1),e3)**.
% 0.37/0.56  15[0:Inp] ||  -> equal(op(op(e2,e0),e2),e0)**.
% 0.37/0.56  16[0:Inp] ||  -> equal(op(op(e2,e1),e2),e1)**.
% 0.37/0.56  17[0:Inp] ||  -> equal(op(op(e2,e2),e2),e2)**.
% 0.37/0.56  18[0:Inp] ||  -> equal(op(op(e2,e3),e2),e3)**.
% 0.37/0.56  19[0:Inp] ||  -> equal(op(op(e3,e0),e3),e0)**.
% 0.37/0.56  21[0:Inp] ||  -> equal(op(op(e3,e2),e3),e2)**.
% 0.37/0.56  25[0:Inp] || equal(op(e3,e0),op(e0,e0))** -> .
% 0.37/0.56  26[0:Inp] || equal(op(e2,e0),op(e1,e0))** -> .
% 0.37/0.56  28[0:Inp] || equal(op(e3,e0),op(e2,e0))** -> .
% 0.37/0.56  29[0:Inp] || equal(op(e1,e1),op(e0,e1))** -> .
% 0.37/0.56  30[0:Inp] || equal(op(e2,e1),op(e0,e1))** -> .
% 0.37/0.56  32[0:Inp] || equal(op(e2,e1),op(e1,e1))** -> .
% 0.37/0.56  33[0:Inp] || equal(op(e3,e1),op(e1,e1))** -> .
% 0.37/0.56  34[0:Inp] || equal(op(e3,e1),op(e2,e1))** -> .
% 0.37/0.56  35[0:Inp] || equal(op(e1,e2),op(e0,e2))** -> .
% 0.37/0.56  36[0:Inp] || equal(op(e2,e2),op(e0,e2))** -> .
% 0.37/0.56  38[0:Inp] || equal(op(e2,e2),op(e1,e2))** -> .
% 0.37/0.56  40[0:Inp] || equal(op(e3,e2),op(e2,e2))** -> .
% 0.37/0.56  41[0:Inp] || equal(op(e1,e3),op(e0,e3))** -> .
% 0.37/0.56  42[0:Inp] || equal(op(e2,e3),op(e0,e3))** -> .
% 0.37/0.56  43[0:Inp] || equal(op(e3,e3),op(e0,e3))** -> .
% 0.37/0.56  44[0:Inp] || equal(op(e2,e3),op(e1,e3))** -> .
% 0.37/0.56  45[0:Inp] || equal(op(e3,e3),op(e1,e3))** -> .
% 0.37/0.56  46[0:Inp] || equal(op(e3,e3),op(e2,e3))** -> .
% 0.37/0.56  47[0:Inp] || equal(op(e0,e1),op(e0,e0))** -> .
% 0.37/0.56  48[0:Inp] || equal(op(e0,e2),op(e0,e0))** -> .
% 0.37/0.56  49[0:Inp] || equal(op(e0,e3),op(e0,e0))** -> .
% 0.37/0.56  50[0:Inp] || equal(op(e0,e2),op(e0,e1))** -> .
% 0.37/0.56  51[0:Inp] || equal(op(e0,e3),op(e0,e1))** -> .
% 0.37/0.56  52[0:Inp] || equal(op(e0,e3),op(e0,e2))** -> .
% 0.37/0.56  54[0:Inp] || equal(op(e1,e2),op(e1,e0))** -> .
% 0.37/0.56  55[0:Inp] || equal(op(e1,e3),op(e1,e0))** -> .
% 0.37/0.56  56[0:Inp] || equal(op(e1,e2),op(e1,e1))** -> .
% 0.37/0.56  57[0:Inp] || equal(op(e1,e3),op(e1,e1))** -> .
% 0.37/0.56  58[0:Inp] || equal(op(e1,e3),op(e1,e2))** -> .
% 0.37/0.56  59[0:Inp] || equal(op(e2,e1),op(e2,e0))** -> .
% 0.37/0.56  60[0:Inp] || equal(op(e2,e2),op(e2,e0))** -> .
% 0.37/0.56  61[0:Inp] || equal(op(e2,e3),op(e2,e0))** -> .
% 0.37/0.56  62[0:Inp] || equal(op(e2,e2),op(e2,e1))** -> .
% 0.37/0.56  63[0:Inp] || equal(op(e2,e3),op(e2,e1))** -> .
% 0.37/0.56  64[0:Inp] || equal(op(e2,e3),op(e2,e2))** -> .
% 0.37/0.56  66[0:Inp] || equal(op(e3,e2),op(e3,e0))** -> .
% 0.37/0.56  67[0:Inp] || equal(op(e3,e3),op(e3,e0))** -> .
% 0.37/0.56  70[0:Inp] || equal(op(e3,e3),op(e3,e2))** -> .
% 0.37/0.56  71[0:Inp] || SkC0 -> equal(op(e0,op(e0,e0)),op(e0,e0))**.
% 0.37/0.56  73[0:Inp] || SkC0 -> equal(op(e0,op(e2,e0)),op(e2,e0))**.
% 0.37/0.56  74[0:Inp] || SkC0 -> equal(op(e0,op(e3,e0)),op(e3,e0))**.
% 0.37/0.56  75[0:Inp] || SkC1 -> equal(op(e1,op(e0,e1)),op(e0,e1))**.
% 0.37/0.56  77[0:Inp] || SkC1 -> equal(op(e1,op(e2,e1)),op(e2,e1))**.
% 0.37/0.56  79[0:Inp] || SkC2 -> equal(op(e2,op(e0,e2)),op(e0,e2))**.
% 0.37/0.56  80[0:Inp] || SkC2 -> equal(op(e2,op(e1,e2)),op(e1,e2))**.
% 0.37/0.56  81[0:Inp] || SkC2 -> equal(op(e2,op(e2,e2)),op(e2,e2))**.
% 0.37/0.56  83[0:Inp] ||  -> SkC2 SkC1 SkC0 equal(op(e3,op(e0,e3)),op(e0,e3))**.
% 0.37/0.56  84[0:Inp] ||  -> SkC2 SkC1 SkC0 equal(op(e3,op(e1,e3)),op(e1,e3))**.
% 0.37/0.56  85[0:Inp] ||  -> SkC2 SkC1 SkC0 equal(op(e3,op(e2,e3)),op(e2,e3))**.
% 0.37/0.56  87[0:Inp] || equal(op(e2,e1),e3) equal(op(op(e2,e1),op(e2,e1)),e0)** -> .
% 0.37/0.56  89[0:Inp] || equal(op(e1,e2),e3) equal(op(op(e1,e2),op(e1,e2)),e0)** -> .
% 0.37/0.56  91[0:Inp] || equal(op(e1,e3),e2) equal(op(op(e1,e3),op(e1,e3)),e0)** -> .
% 0.37/0.56  93[0:Inp] || equal(op(e2,e0),e3) equal(op(op(e2,e0),op(e2,e0)),e1)** -> .
% 0.37/0.56  96[0:Inp] || equal(op(e3,e2),e0) equal(op(op(e3,e2),op(e3,e2)),e1)** -> .
% 0.37/0.56  99[0:Inp] || equal(op(e1,e0),e3) equal(op(op(e1,e0),op(e1,e0)),e2)** -> .
% 0.37/0.56  100[0:Inp] || equal(op(e3,e0),e1) equal(op(op(e3,e0),op(e3,e0)),e2)** -> .
% 0.37/0.56  101[0:Inp] || equal(op(e0,e1),e3) equal(op(op(e0,e1),op(e0,e1)),e2)** -> .
% 0.37/0.56  104[0:Inp] || equal(op(e1,e3),e0) equal(op(op(e1,e3),op(e1,e3)),e2)** -> .
% 0.37/0.56  106[0:Inp] || equal(op(e2,e0),e1) equal(op(op(e2,e0),op(e2,e0)),e3)** -> .
% 0.37/0.56  107[0:Inp] || equal(op(e0,e1),e2) equal(op(op(e0,e1),op(e0,e1)),e3)** -> .
% 0.37/0.56  111[0:Inp] ||  -> equal(op(e3,e3),e3)** equal(op(e2,e3),e3) equal(op(e1,e3),e3) equal(op(e0,e3),e3).
% 0.37/0.56  113[0:Inp] ||  -> equal(op(e3,e3),e2)** equal(op(e2,e3),e2) equal(op(e1,e3),e2) equal(op(e0,e3),e2).
% 0.37/0.56  115[0:Inp] ||  -> equal(op(e3,e3),e1)** equal(op(e1,e3),e1) equal(op(e2,e3),e1) equal(op(e0,e3),e1).
% 0.37/0.56  116[0:Inp] ||  -> equal(op(e3,e3),e1)** equal(op(e3,e1),e1) equal(op(e3,e2),e1) equal(op(e3,e0),e1).
% 0.37/0.56  117[0:Inp] ||  -> equal(op(e3,e3),e0)** equal(op(e0,e3),e0) equal(op(e2,e3),e0) equal(op(e1,e3),e0).
% 0.37/0.56  118[0:Inp] ||  -> equal(op(e3,e3),e0)** equal(op(e3,e0),e0) equal(op(e3,e2),e0) equal(op(e3,e1),e0).
% 0.37/0.56  120[0:Inp] ||  -> equal(op(e2,e3),e3)** equal(op(e2,e2),e3) equal(op(e2,e1),e3) equal(op(e2,e0),e3).
% 0.37/0.56  121[0:Inp] ||  -> equal(op(e2,e2),e2) equal(op(e3,e2),e2)** equal(op(e1,e2),e2) equal(op(e0,e2),e2).
% 0.37/0.56  122[0:Inp] ||  -> equal(op(e2,e2),e2) equal(op(e2,e3),e2)** equal(op(e2,e1),e2) equal(op(e2,e0),e2).
% 0.37/0.56  123[0:Inp] ||  -> equal(op(e2,e2),e1) equal(op(e1,e2),e1) equal(op(e3,e2),e1)** equal(op(e0,e2),e1).
% 0.37/0.56  124[0:Inp] ||  -> equal(op(e2,e2),e1) equal(op(e2,e1),e1) equal(op(e2,e3),e1)** equal(op(e2,e0),e1).
% 0.37/0.56  125[0:Inp] ||  -> equal(op(e2,e2),e0) equal(op(e0,e2),e0) equal(op(e3,e2),e0)** equal(op(e1,e2),e0).
% 0.37/0.56  126[0:Inp] ||  -> equal(op(e2,e2),e0) equal(op(e2,e0),e0) equal(op(e2,e3),e0)** equal(op(e2,e1),e0).
% 0.37/0.56  127[0:Inp] ||  -> equal(op(e3,e1),e3)** equal(op(e1,e1),e3) equal(op(e2,e1),e3) equal(op(e0,e1),e3).
% 0.37/0.56  128[0:Inp] ||  -> equal(op(e1,e3),e3)** equal(op(e1,e1),e3) equal(op(e1,e2),e3) equal(op(e1,e0),e3).
% 0.37/0.56  129[0:Inp] ||  -> equal(op(e2,e1),e2) equal(op(e1,e1),e2) equal(op(e3,e1),e2)** equal(op(e0,e1),e2).
% 0.37/0.56  136[0:Inp] ||  -> equal(op(e0,e3),e3)** equal(op(e0,e0),e3) equal(op(e0,e2),e3) equal(op(e0,e1),e3).
% 0.37/0.56  143[0:Inp] ||  -> equal(op(e3,e3),e3)** equal(op(e3,e3),e2) equal(op(e3,e3),e1) equal(op(e3,e3),e0).
% 0.37/0.56  147[0:Inp] ||  -> equal(op(e2,e3),e3)** equal(op(e2,e3),e2) equal(op(e2,e3),e1) equal(op(e2,e3),e0).
% 0.37/0.56  148[0:Inp] ||  -> equal(op(e2,e2),e2) equal(op(e2,e2),e3)** equal(op(e2,e2),e1) equal(op(e2,e2),e0).
% 0.37/0.56  149[0:Inp] ||  -> equal(op(e2,e1),e2) equal(op(e2,e1),e1) equal(op(e2,e1),e3)** equal(op(e2,e1),e0).
% 0.37/0.56  150[0:Inp] ||  -> equal(op(e2,e0),e2) equal(op(e2,e0),e0) equal(op(e2,e0),e3)** equal(op(e2,e0),e1).
% 0.37/0.56  151[0:Inp] ||  -> equal(op(e1,e3),e3)** equal(op(e1,e3),e1) equal(op(e1,e3),e2) equal(op(e1,e3),e0).
% 0.37/0.56  153[0:Inp] ||  -> equal(op(e1,e1),e1) equal(op(e1,e1),e3)** equal(op(e1,e1),e2) equal(op(e1,e1),e0).
% 0.37/0.56  155[0:Inp] ||  -> equal(op(e0,e3),e3)** equal(op(e0,e3),e0) equal(op(e0,e3),e2) equal(op(e0,e3),e1).
% 0.37/0.56  156[0:Inp] ||  -> equal(op(e0,e2),e2) equal(op(e0,e2),e0) equal(op(e0,e2),e3)** equal(op(e0,e2),e1).
% 0.37/0.56  157[0:Inp] ||  -> equal(op(e0,e1),e1) equal(op(e0,e1),e0) equal(op(e0,e1),e3)** equal(op(e0,e1),e2).
% 0.37/0.56  158[0:Inp] ||  -> equal(op(e0,e0),e0) equal(op(e0,e0),e3)** equal(op(e0,e0),e2) equal(op(e0,e0),e1).
% 0.37/0.56  159[1:Spt:157.0] ||  -> equal(op(e0,e1),e1)**.
% 0.37/0.56  168[1:Rew:159.0,8.0] ||  -> equal(op(e1,e0),e1)**.
% 0.37/0.56  169[1:Rew:159.0,51.0] || equal(op(e0,e3),e1)** -> .
% 0.37/0.56  170[1:Rew:159.0,50.0] || equal(op(e0,e2),e1)** -> .
% 0.37/0.56  173[1:Rew:159.0,30.0] || equal(op(e2,e1),e1)** -> .
% 0.37/0.56  184[1:Rew:168.0,11.0] ||  -> equal(op(e1,e1),e0)**.
% 0.37/0.56  185[1:Rew:168.0,55.0] || equal(op(e1,e3),e1)** -> .
% 0.37/0.56  186[1:Rew:168.0,54.0] || equal(op(e1,e2),e1)** -> .
% 0.37/0.56  189[1:Rew:168.0,26.0] || equal(op(e2,e0),e1)** -> .
% 0.37/0.56  193[1:Rew:184.0,57.0] || equal(op(e1,e3),e0)** -> .
% 0.37/0.56  194[1:Rew:184.0,56.0] || equal(op(e1,e2),e0)** -> .
% 0.37/0.56  195[1:Rew:184.0,33.0] || equal(op(e3,e1),e0)** -> .
% 0.37/0.56  196[1:Rew:184.0,32.0] || equal(op(e2,e1),e0)** -> .
% 0.37/0.56  198[1:MRR:155.3,169.0] ||  -> equal(op(e0,e3),e3)** equal(op(e0,e3),e0) equal(op(e0,e3),e2).
% 0.37/0.56  199[1:MRR:115.3,169.0] ||  -> equal(op(e3,e3),e1)** equal(op(e1,e3),e1) equal(op(e2,e3),e1).
% 0.37/0.56  201[1:MRR:123.3,170.0] ||  -> equal(op(e2,e2),e1) equal(op(e1,e2),e1) equal(op(e3,e2),e1)**.
% 0.37/0.56  205[1:MRR:149.1,173.0] ||  -> equal(op(e2,e1),e2) equal(op(e2,e1),e3)** equal(op(e2,e1),e0).
% 0.37/0.56  206[1:MRR:124.1,173.0] ||  -> equal(op(e2,e2),e1) equal(op(e2,e3),e1)** equal(op(e2,e0),e1).
% 0.37/0.56  208[1:MRR:151.1,185.0] ||  -> equal(op(e1,e3),e3)** equal(op(e1,e3),e2) equal(op(e1,e3),e0).
% 0.37/0.56  212[1:MRR:150.3,189.0] ||  -> equal(op(e2,e0),e2) equal(op(e2,e0),e0) equal(op(e2,e0),e3)**.
% 0.37/0.56  213[1:MRR:117.3,193.0] ||  -> equal(op(e3,e3),e0)** equal(op(e0,e3),e0) equal(op(e2,e3),e0).
% 0.37/0.56  214[1:MRR:125.3,194.0] ||  -> equal(op(e2,e2),e0) equal(op(e0,e2),e0) equal(op(e3,e2),e0)**.
% 0.37/0.56  215[1:MRR:118.3,195.0] ||  -> equal(op(e3,e3),e0)** equal(op(e3,e0),e0) equal(op(e3,e2),e0).
% 0.37/0.56  227[1:MRR:199.1,185.0] ||  -> equal(op(e3,e3),e1)** equal(op(e2,e3),e1).
% 0.37/0.56  228[1:MRR:201.1,186.0] ||  -> equal(op(e2,e2),e1) equal(op(e3,e2),e1)**.
% 0.37/0.56  231[1:MRR:205.2,196.0] ||  -> equal(op(e2,e1),e2) equal(op(e2,e1),e3)**.
% 0.37/0.56  232[1:MRR:206.2,189.0] ||  -> equal(op(e2,e2),e1) equal(op(e2,e3),e1)**.
% 0.37/0.56  233[1:MRR:208.2,193.0] ||  -> equal(op(e1,e3),e3)** equal(op(e1,e3),e2).
% 0.37/0.56  250[2:Spt:147.0] ||  -> equal(op(e2,e3),e3)**.
% 0.37/0.56  259[2:Rew:250.0,18.0] ||  -> equal(op(e3,e2),e3)**.
% 0.37/0.56  261[2:Rew:250.0,63.0] || equal(op(e2,e1),e3)** -> .
% 0.37/0.56  262[2:Rew:250.0,61.0] || equal(op(e2,e0),e3)** -> .
% 0.37/0.56  269[2:Rew:259.0,215.2] ||  -> equal(op(e3,e3),e0)** equal(op(e3,e0),e0) equal(e3,e0).
% 0.37/0.56  275[2:Rew:259.0,21.0] ||  -> equal(op(e3,e3),e2)**.
% 0.37/0.56  290[2:MRR:231.1,261.0] ||  -> equal(op(e2,e1),e2)**.
% 0.37/0.56  294[2:Rew:290.0,59.0] || equal(op(e2,e0),e2)** -> .
% 0.37/0.56  320[2:MRR:212.2,262.0] ||  -> equal(op(e2,e0),e2)** equal(op(e2,e0),e0).
% 0.37/0.56  367[2:MRR:320.0,294.0] ||  -> equal(op(e2,e0),e0)**.
% 0.37/0.56  369[2:Rew:367.0,28.0] || equal(op(e3,e0),e0)** -> .
% 0.37/0.56  415[2:Rew:275.0,269.0] ||  -> equal(e2,e0) equal(op(e3,e0),e0)** equal(e3,e0).
% 0.37/0.56  416[2:MRR:415.0,415.1,415.2,2.0,369.0,3.0] ||  -> .
% 0.37/0.56  417[2:Spt:416.0,147.0,250.0] || equal(op(e2,e3),e3)** -> .
% 0.37/0.56  418[2:Spt:416.0,147.1,147.2,147.3] ||  -> equal(op(e2,e3),e2)** equal(op(e2,e3),e1) equal(op(e2,e3),e0).
% 0.37/0.56  421[3:Spt:418.0] ||  -> equal(op(e2,e3),e2)**.
% 0.37/0.56  423[3:Rew:421.0,18.0] ||  -> equal(op(e2,e2),e3)**.
% 0.37/0.56  424[3:Rew:421.0,42.0] || equal(op(e0,e3),e2)** -> .
% 0.37/0.56  425[3:Rew:421.0,44.0] || equal(op(e1,e3),e2)** -> .
% 0.37/0.56  437[3:Rew:423.0,17.0] ||  -> equal(op(e3,e2),e2)**.
% 0.37/0.56  445[3:Rew:423.0,214.0] ||  -> equal(e3,e0) equal(op(e0,e2),e0) equal(op(e3,e2),e0)**.
% 0.37/0.56  459[3:MRR:198.2,424.0] ||  -> equal(op(e0,e3),e3)** equal(op(e0,e3),e0).
% 0.37/0.56  462[3:MRR:233.1,425.0] ||  -> equal(op(e1,e3),e3)**.
% 0.37/0.56  475[3:Rew:462.0,41.0] || equal(op(e0,e3),e3)** -> .
% 0.37/0.56  530[3:MRR:459.0,475.0] ||  -> equal(op(e0,e3),e0)**.
% 0.37/0.56  533[3:Rew:530.0,52.0] || equal(op(e0,e2),e0)** -> .
% 0.37/0.56  564[3:Rew:437.0,445.2] ||  -> equal(e3,e0) equal(op(e0,e2),e0)** equal(e2,e0).
% 0.37/0.56  565[3:MRR:564.0,564.1,564.2,3.0,533.0,2.0] ||  -> .
% 0.37/0.56  566[3:Spt:565.0,418.0,421.0] || equal(op(e2,e3),e2)** -> .
% 0.37/0.56  567[3:Spt:565.0,418.1,418.2] ||  -> equal(op(e2,e3),e1)** equal(op(e2,e3),e0).
% 0.37/0.56  570[4:Spt:567.0] ||  -> equal(op(e2,e3),e1)**.
% 0.37/0.56  573[4:Rew:570.0,18.0] ||  -> equal(op(e1,e2),e3)**.
% 0.37/0.56  574[4:Rew:570.0,64.0] || equal(op(e2,e2),e1)** -> .
% 0.37/0.56  583[4:Rew:570.0,213.2] ||  -> equal(op(e3,e3),e0)** equal(op(e0,e3),e0) equal(e1,e0).
% 0.37/0.56  594[4:Rew:573.0,89.0] || equal(e3,e3) equal(op(op(e1,e2),op(e1,e2)),e0)** -> .
% 0.37/0.56  606[4:MRR:228.0,574.0] ||  -> equal(op(e3,e2),e1)**.
% 0.37/0.56  608[4:Rew:606.0,21.0] ||  -> equal(op(e1,e3),e2)**.
% 0.37/0.56  617[4:Rew:606.0,214.2] ||  -> equal(op(e2,e2),e0)** equal(op(e0,e2),e0) equal(e1,e0).
% 0.37/0.56  624[4:Rew:608.0,91.0] || equal(e2,e2) equal(op(op(e1,e3),op(e1,e3)),e0)** -> .
% 0.37/0.56  657[4:MRR:583.2,1.0] ||  -> equal(op(e3,e3),e0)** equal(op(e0,e3),e0).
% 0.37/0.56  659[4:MRR:617.2,1.0] ||  -> equal(op(e2,e2),e0)** equal(op(e0,e2),e0).
% 0.37/0.56  665[4:Obv:594.0] || equal(op(op(e1,e2),op(e1,e2)),e0)** -> .
% 0.37/0.56  666[4:Rew:573.0,665.0] || equal(op(e3,e3),e0)** -> .
% 0.37/0.56  667[4:MRR:657.0,666.0] ||  -> equal(op(e0,e3),e0)**.
% 0.37/0.56  673[4:Rew:667.0,52.0] || equal(op(e0,e2),e0)** -> .
% 0.37/0.56  698[4:MRR:659.1,673.0] ||  -> equal(op(e2,e2),e0)**.
% 0.37/0.56  730[4:Obv:624.0] || equal(op(op(e1,e3),op(e1,e3)),e0)** -> .
% 0.37/0.56  731[4:Rew:698.0,730.0,608.0,730.0] || equal(e0,e0)* -> .
% 0.37/0.56  732[4:Obv:731.0] ||  -> .
% 0.37/0.56  735[4:Spt:732.0,567.0,570.0] || equal(op(e2,e3),e1)** -> .
% 0.37/0.56  736[4:Spt:732.0,567.1] ||  -> equal(op(e2,e3),e0)**.
% 0.37/0.56  740[4:Rew:736.0,18.0] ||  -> equal(op(e0,e2),e3)**.
% 0.37/0.56  761[4:Rew:736.0,227.1] ||  -> equal(op(e3,e3),e1)** equal(e1,e0).
% 0.37/0.56  762[4:MRR:761.1,1.0] ||  -> equal(op(e3,e3),e1)**.
% 0.37/0.56  783[4:Rew:736.0,232.1] ||  -> equal(op(e2,e2),e1)** equal(e1,e0).
% 0.37/0.56  784[4:MRR:783.1,1.0] ||  -> equal(op(e2,e2),e1)**.
% 0.37/0.56  813[4:Rew:740.0,214.1,784.0,214.0] ||  -> equal(e1,e0) equal(e3,e0) equal(op(e3,e2),e0)**.
% 0.37/0.56  814[4:MRR:813.0,813.1,1.0,3.0] ||  -> equal(op(e3,e2),e0)**.
% 0.37/0.56  815[4:Rew:814.0,21.0] ||  -> equal(op(e0,e3),e2)**.
% 0.37/0.56  820[4:Rew:815.0,10.0] ||  -> equal(op(e2,e0),e3)**.
% 0.37/0.56  857[4:Rew:762.0,93.1,820.0,93.1,820.0,93.0] || equal(e3,e3)* equal(e1,e1) -> .
% 0.37/0.56  858[4:Obv:857.1] ||  -> .
% 0.37/0.56  859[1:Spt:858.0,157.0,159.0] || equal(op(e0,e1),e1)** -> .
% 0.37/0.56  860[1:Spt:858.0,157.1,157.2,157.3] ||  -> equal(op(e0,e1),e0) equal(op(e0,e1),e3)** equal(op(e0,e1),e2).
% 0.37/0.56  863[2:Spt:860.0] ||  -> equal(op(e0,e1),e0)**.
% 0.37/0.56  865[2:Rew:863.0,8.0] ||  -> equal(op(e0,e0),e1)**.
% 0.37/0.56  867[2:Rew:863.0,30.0] || equal(op(e2,e1),e0)** -> .
% 0.37/0.56  871[2:Rew:863.0,51.0] || equal(op(e0,e3),e0)** -> .
% 0.37/0.56  873[2:Rew:863.0,136.3] ||  -> equal(op(e0,e3),e3)** equal(op(e0,e0),e3) equal(op(e0,e2),e3) equal(e3,e0).
% 0.37/0.56  874[2:Rew:863.0,127.3] ||  -> equal(op(e3,e1),e3)** equal(op(e1,e1),e3) equal(op(e2,e1),e3) equal(e3,e0).
% 0.37/0.56  879[2:Rew:865.0,7.0] ||  -> equal(op(e1,e0),e0)**.
% 0.37/0.56  880[2:Rew:865.0,25.0] || equal(op(e3,e0),e1)** -> .
% 0.37/0.56  881[2:Rew:865.0,48.0] || equal(op(e0,e2),e1)** -> .
% 0.37/0.56  882[2:Rew:865.0,49.0] || equal(op(e0,e3),e1)** -> .
% 0.37/0.56  885[2:Rew:865.0,71.1] || SkC0 -> equal(op(e0,e1),e1)**.
% 0.37/0.56  890[2:Rew:879.0,26.0] || equal(op(e2,e0),e0)** -> .
% 0.37/0.56  894[2:Rew:879.0,55.0] || equal(op(e1,e3),e0)** -> .
% 0.37/0.56  902[2:MRR:126.3,867.0] ||  -> equal(op(e2,e2),e0) equal(op(e2,e0),e0) equal(op(e2,e3),e0)**.
% 0.37/0.56  903[2:MRR:149.3,867.0] ||  -> equal(op(e2,e1),e2) equal(op(e2,e1),e1) equal(op(e2,e1),e3)**.
% 0.37/0.56  909[2:MRR:117.1,871.0] ||  -> equal(op(e3,e3),e0)** equal(op(e2,e3),e0) equal(op(e1,e3),e0).
% 0.37/0.56  910[2:MRR:155.1,871.0] ||  -> equal(op(e0,e3),e3)** equal(op(e0,e3),e2) equal(op(e0,e3),e1).
% 0.37/0.56  912[2:MRR:116.3,880.0] ||  -> equal(op(e3,e3),e1)** equal(op(e3,e1),e1) equal(op(e3,e2),e1).
% 0.37/0.56  913[2:MRR:123.3,881.0] ||  -> equal(op(e2,e2),e1) equal(op(e1,e2),e1) equal(op(e3,e2),e1)**.
% 0.37/0.56  919[2:MRR:151.3,894.0] ||  -> equal(op(e1,e3),e3)** equal(op(e1,e3),e1) equal(op(e1,e3),e2).
% 0.37/0.56  920[2:Rew:863.0,885.1] || SkC0* -> equal(e1,e0).
% 0.37/0.56  921[2:MRR:920.1,1.0] || SkC0* -> .
% 0.37/0.56  922[2:MRR:83.2,921.0] ||  -> SkC2 SkC1 equal(op(e3,op(e0,e3)),op(e0,e3))**.
% 0.37/0.56  924[2:MRR:85.2,921.0] ||  -> SkC2 SkC1 equal(op(e3,op(e2,e3)),op(e2,e3))**.
% 0.37/0.56  927[2:MRR:902.1,890.0] ||  -> equal(op(e2,e2),e0) equal(op(e2,e3),e0)**.
% 0.37/0.56  931[2:MRR:909.2,894.0] ||  -> equal(op(e3,e3),e0)** equal(op(e2,e3),e0).
% 0.37/0.56  932[2:MRR:910.2,882.0] ||  -> equal(op(e0,e3),e3)** equal(op(e0,e3),e2).
% 0.37/0.56  935[2:Rew:865.0,873.1] ||  -> equal(op(e0,e3),e3)** equal(e3,e1) equal(op(e0,e2),e3) equal(e3,e0).
% 0.37/0.56  936[2:MRR:935.1,935.3,5.0,3.0] ||  -> equal(op(e0,e3),e3)** equal(op(e0,e2),e3).
% 0.37/0.56  937[2:MRR:874.3,3.0] ||  -> equal(op(e3,e1),e3)** equal(op(e1,e1),e3) equal(op(e2,e1),e3).
% 0.37/0.56  949[3:Spt:147.0] ||  -> equal(op(e2,e3),e3)**.
% 0.37/0.56  950[3:Rew:949.0,18.0] ||  -> equal(op(e3,e2),e3)**.
% 0.37/0.56  951[3:Rew:949.0,42.0] || equal(op(e0,e3),e3)** -> .
% 0.37/0.56  952[3:Rew:949.0,44.0] || equal(op(e1,e3),e3)** -> .
% 0.37/0.56  955[3:Rew:949.0,63.0] || equal(op(e2,e1),e3)** -> .
% 0.37/0.56  958[3:Rew:949.0,927.1] ||  -> equal(op(e2,e2),e0)** equal(e3,e0).
% 0.37/0.56  965[3:Rew:949.0,924.2] ||  -> SkC2 SkC1 equal(op(e3,e3),e3)**.
% 0.37/0.56  966[3:Rew:950.0,21.0] ||  -> equal(op(e3,e3),e2)**.
% 0.37/0.56  978[3:Rew:950.0,913.2] ||  -> equal(op(e2,e2),e1)** equal(op(e1,e2),e1) equal(e3,e1).
% 0.37/0.56  985[3:Rew:966.0,45.0] || equal(op(e1,e3),e2)** -> .
% 0.37/0.56  988[3:MRR:932.0,951.0] ||  -> equal(op(e0,e3),e2)**.
% 0.37/0.56  990[3:Rew:988.0,10.0] ||  -> equal(op(e2,e0),e3)**.
% 0.37/0.56  1022[3:MRR:919.0,952.0] ||  -> equal(op(e1,e3),e1) equal(op(e1,e3),e2)**.
% 0.37/0.56  1027[3:MRR:903.2,955.0] ||  -> equal(op(e2,e1),e2)** equal(op(e2,e1),e1).
% 0.37/0.56  1044[3:Rew:966.0,965.2] ||  -> SkC2 SkC1* equal(e3,e2).
% 0.37/0.56  1045[3:MRR:1044.2,6.0] ||  -> SkC2 SkC1*.
% 0.37/0.56  1048[3:MRR:958.1,3.0] ||  -> equal(op(e2,e2),e0)**.
% 0.37/0.56  1052[3:Rew:1048.0,81.1] || SkC2 -> equal(op(e2,e0),e0)**.
% 0.37/0.56  1056[3:Rew:990.0,1052.1] || SkC2* -> equal(e3,e0).
% 0.37/0.56  1057[3:MRR:1056.1,3.0] || SkC2* -> .
% 0.37/0.56  1058[3:MRR:1045.0,1057.0] ||  -> SkC1*.
% 0.37/0.56  1061[3:MRR:77.0,1058.0] ||  -> equal(op(e1,op(e2,e1)),op(e2,e1))**.
% 0.37/0.56  1064[3:MRR:1022.1,985.0] ||  -> equal(op(e1,e3),e1)**.
% 0.37/0.56  1065[3:Rew:1064.0,14.0] ||  -> equal(op(e1,e1),e3)**.
% 0.37/0.56  1071[3:Rew:1065.0,12.0] ||  -> equal(op(e3,e1),e1)**.
% 0.37/0.56  1079[3:Rew:1071.0,34.0] || equal(op(e2,e1),e1)** -> .
% 0.37/0.56  1090[3:MRR:1027.1,1079.0] ||  -> equal(op(e2,e1),e2)**.
% 0.37/0.56  1094[3:Rew:1090.0,1061.0] ||  -> equal(op(e1,e2),e2)**.
% 0.37/0.56  1106[3:Rew:1094.0,978.1,1048.0,978.0] ||  -> equal(e1,e0) equal(e2,e1) equal(e3,e1)**.
% 0.37/0.56  1107[3:MRR:1106.0,1106.1,1106.2,1.0,4.0,5.0] ||  -> .
% 0.37/0.56  1116[3:Spt:1107.0,147.0,949.0] || equal(op(e2,e3),e3)** -> .
% 0.37/0.56  1117[3:Spt:1107.0,147.1,147.2,147.3] ||  -> equal(op(e2,e3),e2)** equal(op(e2,e3),e1) equal(op(e2,e3),e0).
% 0.37/0.56  1120[4:Spt:1117.0] ||  -> equal(op(e2,e3),e2)**.
% 0.37/0.56  1122[4:Rew:1120.0,18.0] ||  -> equal(op(e2,e2),e3)**.
% 0.37/0.56  1124[4:Rew:1120.0,63.0] || equal(op(e2,e1),e2)** -> .
% 0.37/0.56  1128[4:Rew:1120.0,42.0] || equal(op(e0,e3),e2)** -> .
% 0.37/0.56  1130[4:Rew:1120.0,931.1] ||  -> equal(op(e3,e3),e0)** equal(e2,e0).
% 0.37/0.56  1136[4:Rew:1122.0,17.0] ||  -> equal(op(e3,e2),e2)**.
% 0.37/0.56  1141[4:Rew:1122.0,62.0] || equal(op(e2,e1),e3)** -> .
% 0.37/0.56  1143[4:Rew:1122.0,81.1] || SkC2 -> equal(op(e2,e3),e3)**.
% 0.37/0.56  1156[4:Rew:1136.0,912.2] ||  -> equal(op(e3,e3),e1)** equal(op(e3,e1),e1) equal(e2,e1).
% 0.37/0.56  1159[4:MRR:903.0,1124.0] ||  -> equal(op(e2,e1),e1) equal(op(e2,e1),e3)**.
% 0.37/0.56  1183[4:MRR:932.1,1128.0] ||  -> equal(op(e0,e3),e3)**.
% 0.37/0.56  1188[4:Rew:1183.0,43.0] || equal(op(e3,e3),e3)** -> .
% 0.37/0.56  1191[4:Rew:1183.0,922.2] ||  -> SkC2 SkC1 equal(op(e3,e3),e3)**.
% 0.37/0.56  1209[4:MRR:937.2,1141.0] ||  -> equal(op(e3,e1),e3)** equal(op(e1,e1),e3).
% 0.37/0.56  1217[4:Rew:1120.0,1143.1] || SkC2* -> equal(e3,e2).
% 0.37/0.56  1218[4:MRR:1217.1,6.0] || SkC2* -> .
% 0.37/0.56  1221[4:MRR:1191.0,1191.2,1218.0,1188.0] ||  -> SkC1*.
% 0.37/0.56  1222[4:MRR:77.0,1221.0] ||  -> equal(op(e1,op(e2,e1)),op(e2,e1))**.
% 0.37/0.56  1225[4:MRR:1130.1,2.0] ||  -> equal(op(e3,e3),e0)**.
% 0.37/0.56  1235[4:MRR:1159.1,1141.0] ||  -> equal(op(e2,e1),e1)**.
% 0.37/0.56  1242[4:Rew:1235.0,1222.0] ||  -> equal(op(e1,e1),e1)**.
% 0.37/0.56  1268[4:Rew:1242.0,1209.1] ||  -> equal(op(e3,e1),e3)** equal(e3,e1).
% 0.37/0.56  1269[4:MRR:1268.1,5.0] ||  -> equal(op(e3,e1),e3)**.
% 0.37/0.56  1280[4:Rew:1269.0,1156.1,1225.0,1156.0] ||  -> equal(e1,e0) equal(e3,e1)** equal(e2,e1).
% 0.37/0.56  1281[4:MRR:1280.0,1280.1,1280.2,1.0,5.0,4.0] ||  -> .
% 0.37/0.56  1286[4:Spt:1281.0,1117.0,1120.0] || equal(op(e2,e3),e2)** -> .
% 0.37/0.56  1287[4:Spt:1281.0,1117.1,1117.2] ||  -> equal(op(e2,e3),e1)** equal(op(e2,e3),e0).
% 0.37/0.56  1290[5:Spt:1287.0] ||  -> equal(op(e2,e3),e1)**.
% 0.37/0.56  1293[5:Rew:1290.0,18.0] ||  -> equal(op(e1,e2),e3)**.
% 0.37/0.56  1295[5:Rew:1290.0,44.0] || equal(op(e1,e3),e1)** -> .
% 0.37/0.56  1309[5:Rew:1293.0,35.0] || equal(op(e0,e2),e3)** -> .
% 0.37/0.56  1311[5:Rew:1293.0,58.0] || equal(op(e1,e3),e3)** -> .
% 0.37/0.56  1331[5:MRR:919.1,1295.0] ||  -> equal(op(e1,e3),e3)** equal(op(e1,e3),e2).
% 0.37/0.56  1337[5:MRR:936.1,1309.0] ||  -> equal(op(e0,e3),e3)**.
% 0.37/0.56  1341[5:Rew:1337.0,10.0] ||  -> equal(op(e3,e0),e3)**.
% 0.37/0.56  1358[5:Rew:1341.0,19.0] ||  -> equal(op(e3,e3),e0)**.
% 0.37/0.56  1399[5:MRR:1331.0,1311.0] ||  -> equal(op(e1,e3),e2)**.
% 0.37/0.56  1401[5:Rew:1399.0,14.0] ||  -> equal(op(e2,e1),e3)**.
% 0.37/0.56  1409[5:Rew:1401.0,87.0] || equal(e3,e3) equal(op(op(e2,e1),op(e2,e1)),e0)** -> .
% 0.37/0.56  1437[5:Obv:1409.0] || equal(op(op(e2,e1),op(e2,e1)),e0)** -> .
% 0.37/0.56  1438[5:Rew:1358.0,1437.0,1401.0,1437.0] || equal(e0,e0)* -> .
% 0.37/0.56  1439[5:Obv:1438.0] ||  -> .
% 0.37/0.56  1442[5:Spt:1439.0,1287.0,1290.0] || equal(op(e2,e3),e1)** -> .
% 0.37/0.56  1443[5:Spt:1439.0,1287.1] ||  -> equal(op(e2,e3),e0)**.
% 0.37/0.56  1447[5:Rew:1443.0,18.0] ||  -> equal(op(e0,e2),e3)**.
% 0.37/0.56  1462[5:Rew:1447.0,52.0] || equal(op(e0,e3),e3)** -> .
% 0.37/0.56  1468[5:MRR:932.0,1462.0] ||  -> equal(op(e0,e3),e2)**.
% 0.37/0.56  1471[5:Rew:1468.0,10.0] ||  -> equal(op(e2,e0),e3)**.
% 0.37/0.56  1477[5:Rew:1471.0,15.0] ||  -> equal(op(e3,e2),e0)**.
% 0.37/0.56  1585[5:Rew:865.0,96.1,1477.0,96.1,1477.0,96.0] || equal(e0,e0) equal(e1,e1)* -> .
% 0.37/0.56  1586[5:Obv:1585.1] ||  -> .
% 0.37/0.56  1591[2:Spt:1586.0,860.0,863.0] || equal(op(e0,e1),e0)** -> .
% 0.37/0.56  1592[2:Spt:1586.0,860.1,860.2] ||  -> equal(op(e0,e1),e3)** equal(op(e0,e1),e2).
% 0.37/0.56  1595[3:Spt:1592.0] ||  -> equal(op(e0,e1),e3)**.
% 0.37/0.56  1598[3:Rew:1595.0,8.0] ||  -> equal(op(e3,e0),e1)**.
% 0.37/0.56  1599[3:Rew:1595.0,51.0] || equal(op(e0,e3),e3)** -> .
% 0.37/0.56  1600[3:Rew:1595.0,50.0] || equal(op(e0,e2),e3)** -> .
% 0.37/0.56  1601[3:Rew:1595.0,47.0] || equal(op(e0,e0),e3)** -> .
% 0.37/0.56  1603[3:Rew:1595.0,30.0] || equal(op(e2,e1),e3)** -> .
% 0.37/0.56  1604[3:Rew:1595.0,29.0] || equal(op(e1,e1),e3)** -> .
% 0.37/0.56  1605[3:Rew:1595.0,101.0] || equal(e3,e3) equal(op(op(e0,e1),op(e0,e1)),e2)** -> .
% 0.37/0.56  1606[3:Rew:1595.0,129.3] ||  -> equal(op(e2,e1),e2) equal(op(e1,e1),e2) equal(op(e3,e1),e2)** equal(e3,e2).
% 0.37/0.56  1609[3:Rew:1595.0,75.1] || SkC1 -> equal(op(e1,e3),e3)**.
% 0.37/0.56  1610[3:Rew:1598.0,19.0] ||  -> equal(op(e1,e3),e0)**.
% 0.37/0.56  1612[3:Rew:1598.0,67.0] || equal(op(e3,e3),e1)** -> .
% 0.37/0.56  1614[3:Rew:1598.0,66.0] || equal(op(e3,e2),e1)** -> .
% 0.37/0.56  1615[3:Rew:1598.0,25.0] || equal(op(e0,e0),e1)** -> .
% 0.37/0.56  1617[3:Rew:1598.0,74.1] || SkC0 -> equal(op(e0,e1),e1)**.
% 0.37/0.56  1621[3:Rew:1598.0,100.1] || equal(op(e3,e0),e1)** equal(op(e1,e1),e2) -> .
% 0.37/0.56  1627[3:Rew:1610.0,44.0] || equal(op(e2,e3),e0)** -> .
% 0.37/0.56  1628[3:Rew:1610.0,41.0] || equal(op(e0,e3),e0)** -> .
% 0.37/0.56  1629[3:Rew:1610.0,57.0] || equal(op(e1,e1),e0)** -> .
% 0.37/0.56  1630[3:Rew:1610.0,45.0] || equal(op(e3,e3),e0)** -> .
% 0.37/0.56  1633[3:Rew:1610.0,84.3] ||  -> SkC2 SkC1 SkC0 equal(op(e3,e0),e0)**.
% 0.37/0.56  1634[3:Rew:1610.0,113.2] ||  -> equal(op(e3,e3),e2)** equal(op(e2,e3),e2) equal(e2,e0) equal(op(e0,e3),e2).
% 0.37/0.56  1637[3:Rew:1610.0,104.1] || equal(op(e1,e3),e0)** equal(op(e0,e0),e2) -> .
% 0.37/0.56  1642[3:MRR:155.0,1599.0] ||  -> equal(op(e0,e3),e0) equal(op(e0,e3),e2)** equal(op(e0,e3),e1).
% 0.37/0.56  1643[3:MRR:156.2,1600.0] ||  -> equal(op(e0,e2),e2)** equal(op(e0,e2),e0) equal(op(e0,e2),e1).
% 0.37/0.56  1645[3:MRR:158.1,1601.0] ||  -> equal(op(e0,e0),e0) equal(op(e0,e0),e2)** equal(op(e0,e0),e1).
% 0.37/0.56  1647[3:MRR:149.2,1603.0] ||  -> equal(op(e2,e1),e2)** equal(op(e2,e1),e1) equal(op(e2,e1),e0).
% 0.37/0.56  1649[3:MRR:153.1,1604.0] ||  -> equal(op(e1,e1),e1) equal(op(e1,e1),e2)** equal(op(e1,e1),e0).
% 0.37/0.56  1651[3:MRR:143.2,1612.0] ||  -> equal(op(e3,e3),e3)** equal(op(e3,e3),e2) equal(op(e3,e3),e0).
% 0.37/0.56  1654[3:MRR:123.2,1614.0] ||  -> equal(op(e2,e2),e1)** equal(op(e1,e2),e1) equal(op(e0,e2),e1).
% 0.37/0.56  1659[3:MRR:147.3,1627.0] ||  -> equal(op(e2,e3),e3)** equal(op(e2,e3),e2) equal(op(e2,e3),e1).
% 0.37/0.56  1664[3:Rew:1610.0,1609.1] || SkC1* -> equal(e3,e0).
% 0.37/0.56  1665[3:MRR:1664.1,3.0] || SkC1* -> .
% 0.37/0.56  1669[3:Rew:1595.0,1617.1] || SkC0* -> equal(e3,e1).
% 0.37/0.56  1670[3:MRR:1669.1,5.0] || SkC0* -> .
% 0.37/0.56  1671[3:Rew:1598.0,1633.3] ||  -> SkC2 SkC1 SkC0* equal(e1,e0).
% 0.37/0.56  1672[3:MRR:1671.1,1671.2,1671.3,1665.0,1670.0,1.0] ||  -> SkC2*.
% 0.37/0.56  1673[3:MRR:79.0,1672.0] ||  -> equal(op(e2,op(e0,e2)),op(e0,e2))**.
% 0.37/0.56  1677[3:Rew:1598.0,1621.0] || equal(e1,e1) equal(op(e1,e1),e2)** -> .
% 0.37/0.56  1678[3:Obv:1677.0] || equal(op(e1,e1),e2)** -> .
% 0.37/0.56  1679[3:Rew:1610.0,1637.0] || equal(e0,e0) equal(op(e0,e0),e2)** -> .
% 0.37/0.56  1680[3:Obv:1679.0] || equal(op(e0,e0),e2)** -> .
% 0.37/0.56  1681[3:Obv:1605.0] || equal(op(op(e0,e1),op(e0,e1)),e2)** -> .
% 0.37/0.56  1682[3:Rew:1595.0,1681.0] || equal(op(e3,e3),e2)** -> .
% 0.37/0.56  1683[3:MRR:1642.0,1628.0] ||  -> equal(op(e0,e3),e2)** equal(op(e0,e3),e1).
% 0.37/0.56  1684[3:MRR:1645.1,1645.2,1680.0,1615.0] ||  -> equal(op(e0,e0),e0)**.
% 0.37/0.56  1689[3:Rew:1684.0,48.0] || equal(op(e0,e2),e0)** -> .
% 0.37/0.56  1693[3:MRR:1643.1,1689.0] ||  -> equal(op(e0,e2),e2)** equal(op(e0,e2),e1).
% 0.37/0.56  1695[3:MRR:1649.1,1649.2,1678.0,1629.0] ||  -> equal(op(e1,e1),e1)**.
% 0.37/0.56  1698[3:Rew:1695.0,32.0] || equal(op(e2,e1),e1)** -> .
% 0.37/0.56  1699[3:Rew:1695.0,56.0] || equal(op(e1,e2),e1)** -> .
% 0.37/0.56  1704[3:MRR:1647.1,1698.0] ||  -> equal(op(e2,e1),e2)** equal(op(e2,e1),e0).
% 0.37/0.56  1705[3:MRR:1651.1,1651.2,1682.0,1630.0] ||  -> equal(op(e3,e3),e3)**.
% 0.37/0.56  1707[3:Rew:1705.0,46.0] || equal(op(e2,e3),e3)** -> .
% 0.37/0.56  1718[3:MRR:1654.1,1699.0] ||  -> equal(op(e2,e2),e1)** equal(op(e0,e2),e1).
% 0.37/0.56  1722[3:MRR:1659.0,1707.0] ||  -> equal(op(e2,e3),e2)** equal(op(e2,e3),e1).
% 0.37/0.56  1725[3:Rew:1695.0,1606.1] ||  -> equal(op(e2,e1),e2) equal(e2,e1) equal(op(e3,e1),e2)** equal(e3,e2).
% 0.37/0.56  1726[3:MRR:1725.1,1725.3,4.0,6.0] ||  -> equal(op(e2,e1),e2) equal(op(e3,e1),e2)**.
% 0.37/0.56  1737[3:Rew:1705.0,1634.0] ||  -> equal(e3,e2) equal(op(e2,e3),e2)** equal(e2,e0) equal(op(e0,e3),e2).
% 0.37/0.56  1738[3:MRR:1737.0,1737.2,6.0,2.0] ||  -> equal(op(e2,e3),e2)** equal(op(e0,e3),e2).
% 0.37/0.56  1746[4:Spt:122.0] ||  -> equal(op(e2,e2),e2)**.
% 0.37/0.56  1749[4:Rew:1746.0,36.0] || equal(op(e0,e2),e2)** -> .
% 0.37/0.56  1813[4:MRR:1693.0,1749.0] ||  -> equal(op(e0,e2),e1)**.
% 0.37/0.56  1817[4:Rew:1813.0,1673.0] ||  -> equal(op(e2,e1),e1)**.
% 0.37/0.56  1825[4:MRR:1817.0,1698.0] ||  -> .
% 0.37/0.56  1868[4:Spt:1825.0,122.0,1746.0] || equal(op(e2,e2),e2)** -> .
% 0.37/0.56  1869[4:Spt:1825.0,122.1,122.2,122.3] ||  -> equal(op(e2,e3),e2)** equal(op(e2,e1),e2) equal(op(e2,e0),e2).
% 0.37/0.56  1871[4:MRR:121.0,1868.0] ||  -> equal(op(e3,e2),e2)** equal(op(e1,e2),e2) equal(op(e0,e2),e2).
% 0.37/0.56  1872[5:Spt:1869.0] ||  -> equal(op(e2,e3),e2)**.
% 0.37/0.56  1877[5:Rew:1872.0,42.0] || equal(op(e0,e3),e2)** -> .
% 0.37/0.56  1879[5:Rew:1872.0,63.0] || equal(op(e2,e1),e2)** -> .
% 0.37/0.56  1908[5:MRR:1683.0,1877.0] ||  -> equal(op(e0,e3),e1)**.
% 0.37/0.56  1912[5:Rew:1908.0,10.0] ||  -> equal(op(e1,e0),e3)**.
% 0.37/0.56  1924[5:Rew:1912.0,11.0] ||  -> equal(op(e3,e1),e0)**.
% 0.37/0.56  1943[5:Rew:1924.0,1726.1] ||  -> equal(op(e2,e1),e2)** equal(e2,e0).
% 0.37/0.56  1949[5:MRR:1704.0,1879.0] ||  -> equal(op(e2,e1),e0)**.
% 0.37/0.56  1990[5:Rew:1949.0,1943.0] ||  -> equal(e2,e0)** equal(e2,e0)**.
% 0.37/0.56  1991[5:Obv:1990.0] ||  -> equal(e2,e0)**.
% 0.37/0.56  1992[5:MRR:1991.0,2.0] ||  -> .
% 0.37/0.56  2001[5:Spt:1992.0,1869.0,1872.0] || equal(op(e2,e3),e2)** -> .
% 0.37/0.56  2002[5:Spt:1992.0,1869.1,1869.2] ||  -> equal(op(e2,e1),e2)** equal(op(e2,e0),e2).
% 0.37/0.56  2003[5:MRR:1738.0,2001.0] ||  -> equal(op(e0,e3),e2)**.
% 0.37/0.56  2006[5:Rew:2003.0,10.0] ||  -> equal(op(e2,e0),e3)**.
% 0.37/0.56  2011[5:Rew:2006.0,15.0] ||  -> equal(op(e3,e2),e0)**.
% 0.37/0.56  2026[5:MRR:1722.0,2001.0] ||  -> equal(op(e2,e3),e1)**.
% 0.37/0.56  2030[5:Rew:2026.0,18.0] ||  -> equal(op(e1,e2),e3)**.
% 0.37/0.56  2032[5:Rew:2026.0,64.0] || equal(op(e2,e2),e1)** -> .
% 0.37/0.56  2047[5:MRR:1718.0,2032.0] ||  -> equal(op(e0,e2),e1)**.
% 0.37/0.56  2067[5:Rew:2047.0,1871.2,2030.0,1871.1,2011.0,1871.0] ||  -> equal(e2,e0) equal(e3,e2)** equal(e2,e1).
% 0.37/0.56  2068[5:MRR:2067.0,2067.1,2067.2,2.0,6.0,4.0] ||  -> .
% 0.37/0.56  2090[3:Spt:2068.0,1592.0,1595.0] || equal(op(e0,e1),e3)** -> .
% 0.37/0.56  2091[3:Spt:2068.0,1592.1] ||  -> equal(op(e0,e1),e2)**.
% 0.37/0.56  2095[3:Rew:2091.0,8.0] ||  -> equal(op(e2,e0),e1)**.
% 0.37/0.56  2096[3:Rew:2095.0,15.0] ||  -> equal(op(e1,e2),e0)**.
% 0.37/0.56  2100[3:Rew:2095.0,60.0] || equal(op(e2,e2),e1)** -> .
% 0.37/0.56  2101[3:Rew:2095.0,61.0] || equal(op(e2,e3),e1)** -> .
% 0.37/0.56  2105[3:Rew:2096.0,38.0] || equal(op(e2,e2),e0)** -> .
% 0.37/0.56  2106[3:Rew:2091.0,29.0] || equal(op(e1,e1),e2)** -> .
% 0.37/0.56  2113[3:Rew:2096.0,58.0] || equal(op(e1,e3),e0)** -> .
% 0.37/0.56  2115[3:Rew:2096.0,56.0] || equal(op(e1,e1),e0)** -> .
% 0.37/0.56  2116[3:Rew:2096.0,75.1,2091.0,75.1] || SkC1* -> equal(e2,e0).
% 0.37/0.56  2117[3:MRR:2116.1,2.0] || SkC1* -> .
% 0.37/0.56  2118[3:Rew:2091.0,73.1,2095.0,73.1] || SkC0* -> equal(e2,e1).
% 0.37/0.56  2119[3:MRR:2118.1,4.0] || SkC0* -> .
% 0.37/0.56  2120[3:Rew:2095.0,80.1,2096.0,80.1] || SkC2* -> equal(e1,e0).
% 0.37/0.56  2121[3:MRR:2120.1,1.0] || SkC2* -> .
% 0.37/0.56  2122[3:MRR:84.0,84.1,84.2,2121.0,2117.0,2119.0] ||  -> equal(op(e3,op(e1,e3)),op(e1,e3))**.
% 0.37/0.56  2132[3:Rew:2091.0,107.1,2091.0,107.0] || equal(e2,e2) equal(op(e2,e2),e3)** -> .
% 0.37/0.56  2133[3:Obv:2132.0] || equal(op(e2,e2),e3)** -> .
% 0.37/0.56  2135[3:Rew:2095.0,106.1,2095.0,106.0] || equal(e1,e1) equal(op(e1,e1),e3)** -> .
% 0.37/0.56  2136[3:Obv:2135.0] || equal(op(e1,e1),e3)** -> .
% 0.37/0.56  2141[3:MRR:147.2,2101.0] ||  -> equal(op(e2,e3),e3)** equal(op(e2,e3),e2) equal(op(e2,e3),e0).
% 0.37/0.56  2146[3:MRR:153.1,153.2,153.3,2136.0,2106.0,2115.0] ||  -> equal(op(e1,e1),e1)**.
% 0.37/0.57  2149[3:Rew:2146.0,57.0] || equal(op(e1,e3),e1)** -> .
% 0.37/0.57  2156[3:Rew:2095.0,120.3] ||  -> equal(op(e2,e3),e3)** equal(op(e2,e2),e3) equal(op(e2,e1),e3) equal(e3,e1).
% 0.37/0.57  2157[3:MRR:2156.1,2156.3,2133.0,5.0] ||  -> equal(op(e2,e3),e3)** equal(op(e2,e1),e3).
% 0.37/0.57  2175[3:Rew:2096.0,128.2,2146.0,128.1] ||  -> equal(op(e1,e3),e3)** equal(e3,e1) equal(e3,e0) equal(op(e1,e0),e3).
% 0.37/0.57  2176[3:MRR:2175.1,2175.2,5.0,3.0] ||  -> equal(op(e1,e3),e3)** equal(op(e1,e0),e3).
% 0.37/0.57  2179[3:MRR:151.1,151.3,2149.0,2113.0] ||  -> equal(op(e1,e3),e3)** equal(op(e1,e3),e2).
% 0.37/0.57  2196[3:MRR:148.1,148.2,148.3,2133.0,2100.0,2105.0] ||  -> equal(op(e2,e2),e2)**.
% 0.37/0.57  2199[3:Rew:2196.0,40.0] || equal(op(e3,e2),e2)** -> .
% 0.37/0.57  2200[3:Rew:2196.0,64.0] || equal(op(e2,e3),e2)** -> .
% 0.37/0.57  2207[3:MRR:2141.1,2200.0] ||  -> equal(op(e2,e3),e3)** equal(op(e2,e3),e0).
% 0.37/0.57  2210[4:Spt:111.0] ||  -> equal(op(e3,e3),e3)**.
% 0.37/0.57  2213[4:Rew:2210.0,45.0] || equal(op(e1,e3),e3)** -> .
% 0.37/0.57  2278[4:MRR:2179.0,2213.0] ||  -> equal(op(e1,e3),e2)**.
% 0.37/0.57  2281[4:Rew:2278.0,2122.0] ||  -> equal(op(e3,e2),e2)**.
% 0.37/0.57  2290[4:MRR:2281.0,2199.0] ||  -> .
% 0.37/0.57  2329[4:Spt:2290.0,111.0,2210.0] || equal(op(e3,e3),e3)** -> .
% 0.37/0.57  2330[4:Spt:2290.0,111.1,111.2,111.3] ||  -> equal(op(e2,e3),e3)** equal(op(e1,e3),e3) equal(op(e0,e3),e3).
% 0.37/0.57  2332[4:MRR:143.0,2329.0] ||  -> equal(op(e3,e3),e2)** equal(op(e3,e3),e1) equal(op(e3,e3),e0).
% 0.37/0.57  2333[5:Spt:2330.0] ||  -> equal(op(e2,e3),e3)**.
% 0.37/0.57  2336[5:Rew:2333.0,18.0] ||  -> equal(op(e3,e2),e3)**.
% 0.37/0.57  2338[5:Rew:2333.0,44.0] || equal(op(e1,e3),e3)** -> .
% 0.37/0.57  2347[5:Rew:2336.0,21.0] ||  -> equal(op(e3,e3),e2)**.
% 0.37/0.57  2368[5:MRR:2176.0,2338.0] ||  -> equal(op(e1,e0),e3)**.
% 0.37/0.57  2375[5:Rew:2368.0,99.0] || equal(e3,e3) equal(op(op(e1,e0),op(e1,e0)),e2)** -> .
% 0.37/0.57  2455[5:Obv:2375.0] || equal(op(op(e1,e0),op(e1,e0)),e2)** -> .
% 0.37/0.57  2456[5:Rew:2347.0,2455.0,2368.0,2455.0] || equal(e2,e2)* -> .
% 0.37/0.57  2457[5:Obv:2456.0] ||  -> .
% 0.37/0.57  2470[5:Spt:2457.0,2330.0,2333.0] || equal(op(e2,e3),e3)** -> .
% 0.37/0.57  2471[5:Spt:2457.0,2330.1,2330.2] ||  -> equal(op(e1,e3),e3)** equal(op(e0,e3),e3).
% 0.37/0.57  2472[5:MRR:2207.0,2470.0] ||  -> equal(op(e2,e3),e0)**.
% 0.37/0.57  2476[5:Rew:2472.0,18.0] ||  -> equal(op(e0,e2),e3)**.
% 0.37/0.57  2480[5:Rew:2472.0,46.0] || equal(op(e3,e3),e0)** -> .
% 0.37/0.57  2484[5:Rew:2476.0,9.0] ||  -> equal(op(e3,e0),e2)**.
% 0.37/0.57  2492[5:Rew:2484.0,67.0] || equal(op(e3,e3),e2)** -> .
% 0.37/0.57  2495[5:Rew:2472.0,2157.0] ||  -> equal(e3,e0) equal(op(e2,e1),e3)**.
% 0.37/0.57  2496[5:MRR:2495.0,3.0] ||  -> equal(op(e2,e1),e3)**.
% 0.37/0.57  2499[5:Rew:2496.0,16.0] ||  -> equal(op(e3,e2),e1)**.
% 0.37/0.57  2506[5:Rew:2499.0,70.0] || equal(op(e3,e3),e1)** -> .
% 0.37/0.57  2538[5:MRR:2332.0,2332.1,2332.2,2492.0,2506.0,2480.0] ||  -> .
% 0.37/0.57  % SZS output end Refutation
% 0.37/0.57  Formulae used in the proof : ax4 ax5 ax3 ax6 ax8 ax10 ax12 ax15 ax18 ax19 ax20 ax23 ax25 ax26 ax2 ax1
% 0.37/0.57  
%------------------------------------------------------------------------------