Sindbad~EG File Manager

TRABC
TRDBC
SSADBC
ETABCDBC
NEAD
SSDABC  lemma:samesidesymmetric
SSADCB  lemma:samesideflip
SSDACB  lemma:samesidesymmetric
NCABC  defn:triangle
NCDBC  defn:triangle
NEAB lemma:NCdistinct 
NEBD  lemma:NCdistinct
NEBA  lemma:inequalitysymmetric
NEBC  lemma:NCdistinct
NECA  lemma:NCdistinct
NECB  lemma:NCdistinct
NECD  lemma:NCdistinct
EQAA   cn:equalityreflexive
EQCC   cn:equalityreflexive
EQBB  cn:equalityreflexive
EQDD  cn:equalityreflexive
RABCC   lemma:ray4
RABAA   lemma:ray4
RABDD lemma:ray4
RACBB  lemma:ray4
RACAA  lemma:ray4
RACDD  lemma:ray4

NOPRADBC  assumption
 AOCBDCBA  assumption
  ANBEAMC+RABDM  lemma:crossbar2
  BEAMC
  RABDM
  PRADBC  proposition:39A
 NOAOCBDCBA reductio
 AOCBACBD assumption
  ANBEDMC+RABAM  lemma:crossbar2
  BEDMC
  RABAM
  ETDBCABC  axiom:ETsymmetric
  PRDABC proposition:39A
  PRADBC  lemma:parallelflip
 NOAOCBACBD reductio
 NOEACBDCBA assumption
  NCCBA lemma:NCorder
  NCCBD  lemma:NCorder
  AOCBDCBA lemma:angletrichotomy2
 EACBDCBA   reductio
 NCACB  lemma:NCorder
 TRACB  defn:triangle
 NCDCB  lemma:NCorder
 TRDCB  defn:triangle
 SSADCB  lemma:samesideflip
 ETABCDCB  axiom:ETpermutation
 ETDCBABC  axiom:ETsymmetric
 ETDCBACB  axiom:ETpermutation
 ETACBDCB  axiom:ETsymmetric
 AOBCDBCA  assumption
  ANBEAMB+RACDM lemma:crossbar2
  BEAMB
  RACDM 
  TRACB
  PRADCB proposition:39A
  PRADBC lemma:parallelflip
 NOAOBCDBCA  reductio
 AOBCABCD assumption
  ANBEDMB+RACAM  lemma:crossbar2
  BEDMB
  RACAM
  ETDCBACB  axiom:ETsymmetric
  PRDACB proposition:39A
  PRADBC  lemma:parallelflip
 NOAOBCABCD reductio
 NOEABCDBCA assumption
  NCBCA lemma:NCorder
  NCBCD  lemma:NCorder
  AOBCDBCA lemma:angletrichotomy2
 EABCDBCA   reductio 
 EABCABCD   lemma:equalanglessymmetric
 EEBCBC  cn:congruencereflexive
 EADBCABC  lemma:equalanglesflip
 EAABCDBC  lemma:equalanglessymmetric
 ANEEABDB+EEACDC+EABACBDC  proposition:26A
 EEABDB
 EEACDC
 SSADBC
 NEBC  lemma:NCdistinct
 EQAD  proposition:07
 NEAD
PRADBC reductio