that there exists something such that if it is involuntary and is not a Chrysochloridae it is a clupeid is not right.
sent1: if the schoolbag is involuntary thing that is not a Chrysochloridae that it is a clupeid is not wrong.
sent1 -> hypothesis;
$hypothesis$ = that there exists something such that if it is involuntary and is not a Chrysochloridae it is a clupeid is not right. ; $context$ = sent1: if the schoolbag is involuntary thing that is not a Chrysochloridae that it is a clupeid is not wrong. ; $proof$ = 
sent1 -> hypothesis; __DISPROVED__