the fact that there exists something such that if it does not board Chopin then it does not jet wallow and is not a kind of a federalism is false.
sent1: if the grange does not board Chopin it does not jet wallow and it is not a federalism.
sent1 -> hypothesis;
$hypothesis$ = the fact that there exists something such that if it does not board Chopin then it does not jet wallow and is not a kind of a federalism is false. ; $context$ = sent1: if the grange does not board Chopin it does not jet wallow and it is not a federalism. ; $proof$ = 
sent1 -> hypothesis; __DISPROVED__