the fact that there is something such that if it is not femoral then it bombards does not hold.
sent1: the counterbore does bombard if it is not femoral.
sent1 -> hypothesis;
$hypothesis$ = the fact that there is something such that if it is not femoral then it bombards does not hold. ; $context$ = sent1: the counterbore does bombard if it is not femoral. ; $proof$ = 
sent1 -> hypothesis; __DISPROVED__