the stigmatizing incisor does not occur.
sent1: if the excising shoebill does not occur and/or the syntheticness occurs then the stigmatizing incisor happens. sent2: the piping occurs if the vivification does not occur. sent3: if that the syntheticness does not occur is true then the stigmatizing incisor does not occur. sent4: the vivification does not occur and the ergotropicness does not occur. sent5: if the excising shoebill happens and the syntheticness occurs the piping does not occur.
void -> assump1: Let's assume that the synthetic occurs.; sent4 -> int1: the vivification does not occur.; sent2 & int1 -> int2: the piping happens.;
the stigmatizing incisor occurs.
$hypothesis$ = the stigmatizing incisor does not occur. ; $context$ = sent1: if the excising shoebill does not occur and/or the syntheticness occurs then the stigmatizing incisor happens. sent2: the piping occurs if the vivification does not occur. sent3: if that the syntheticness does not occur is true then the stigmatizing incisor does not occur. sent4: the vivification does not occur and the ergotropicness does not occur. sent5: if the excising shoebill happens and the syntheticness occurs the piping does not occur. ; $proof$ = 
void -> assump1: Let's assume that the synthetic occurs.; sent4 -> int1: the vivification does not occur.; sent2 & int1 -> int2: the piping happens.; __UNKNOWN__