that there exists something such that it is not a buff is not right.
sent1: the fulminate is not a buff if the cataract is not crude. sent2: there exists something such that it is not a durian. sent3: if something is both a buff and not crude then it is not a kind of a derision. sent4: something is a kind of a buff. sent5: the cataract is not crude. sent6: the prolamine is not crude. sent7: there are non-unlivable things. sent8: there is something such that it is not a exteroceptor. sent9: there is something such that that it is not crude is right. sent10: if the fulminate is not crude then the fact that the cataract is not a buff is not false. sent11: the cataract is not barytic.
sent1 & sent5 -> int1: the fulminate does not buff.; int1 -> hypothesis;
there is something such that it is not a derision.
sent3 -> int2: if the cataract is a buff and is not crude it is not a kind of a derision.;
$hypothesis$ = that there exists something such that it is not a buff is not right. ; $context$ = sent1: the fulminate is not a buff if the cataract is not crude. sent2: there exists something such that it is not a durian. sent3: if something is both a buff and not crude then it is not a kind of a derision. sent4: something is a kind of a buff. sent5: the cataract is not crude. sent6: the prolamine is not crude. sent7: there are non-unlivable things. sent8: there is something such that it is not a exteroceptor. sent9: there is something such that that it is not crude is right. sent10: if the fulminate is not crude then the fact that the cataract is not a buff is not false. sent11: the cataract is not barytic. ; $proof$ = 
sent1 & sent5 -> int1: the fulminate does not buff.; int1 -> hypothesis; __DISPROVED__