there exists something such that if it is not nonruminant that it is a kind of a breast is right.
sent1: if the catwalk is not nonruminant it does breast. sent2: there is something such that if it is nonruminant then it is a breast.
sent1 -> hypothesis;
$hypothesis$ = there exists something such that if it is not nonruminant that it is a kind of a breast is right. ; $context$ = sent1: if the catwalk is not nonruminant it does breast. sent2: there is something such that if it is nonruminant then it is a breast. ; $proof$ = 
sent1 -> hypothesis; __PROVED__