that the prefixation does not occur is not wrong.
sent1: that the prefixation happens is prevented by that the tasting cupbearer does not occur and/or the DINK does not occur. sent2: if the trussing mound happens and the DINK does not occur the prefixation occurs. sent3: that both the tasting cupbearer and the neurasthenic happens is caused by that the exhibition does not occur. sent4: that the exhibition does not occur and/or the stray happens triggers that the exhibition does not occur. sent5: the trussing mound occurs if that the DINK happens is not false. sent6: if the tasting cupbearer does not occur then the prefixation does not occur. sent7: the neurasthenicness does not occur and the trussing mound does not occur. sent8: if the fact that both the right and the DINK happens is wrong then the right does not occur. sent9: either the trussing Gila does not occur or the spritz does not occur or both.
void -> assump1: Let's assume that the DINK happens.; sent5 & assump1 -> int1: the trussing mound happens.; sent7 -> int2: the fact that the trussing mound does not occur hold.; int1 & int2 -> int3: this is contradiction.; [assump1] & int3 -> int4: the DINK does not occur.; int4 -> int5: the tasting cupbearer does not occur and/or the DINK does not occur.; int5 & sent1 -> hypothesis;
the prefixation occurs.
$hypothesis$ = that the prefixation does not occur is not wrong. ; $context$ = sent1: that the prefixation happens is prevented by that the tasting cupbearer does not occur and/or the DINK does not occur. sent2: if the trussing mound happens and the DINK does not occur the prefixation occurs. sent3: that both the tasting cupbearer and the neurasthenic happens is caused by that the exhibition does not occur. sent4: that the exhibition does not occur and/or the stray happens triggers that the exhibition does not occur. sent5: the trussing mound occurs if that the DINK happens is not false. sent6: if the tasting cupbearer does not occur then the prefixation does not occur. sent7: the neurasthenicness does not occur and the trussing mound does not occur. sent8: if the fact that both the right and the DINK happens is wrong then the right does not occur. sent9: either the trussing Gila does not occur or the spritz does not occur or both. ; $proof$ = 
void -> assump1: Let's assume that the DINK happens.; sent5 & assump1 -> int1: the trussing mound happens.; sent7 -> int2: the fact that the trussing mound does not occur hold.; int1 & int2 -> int3: this is contradiction.; [assump1] & int3 -> int4: the DINK does not occur.; int4 -> int5: the tasting cupbearer does not occur and/or the DINK does not occur.; int5 & sent1 -> hypothesis; __PROVED__