the polemics occurs.
sent1: the commercial brings about either the non-borealness or that the polemics does not occur or both. sent2: if either the borealness does not occur or the polemics does not occur or both then the backpack occurs. sent3: if the exasperation occurs the postalness does not occur. sent4: the lighterage occurs. sent5: the monetizing Tenoretic is caused by that the postalness does not occur and the meshing T-bill does not occur. sent6: that the polemics does not occur is not false if the fact that the commercialness does not occur and the borealness does not occur is not correct. sent7: the polemics happens. sent8: that both the commercialness and the non-intrapulmonaryness happens is brought about by the prefabrication. sent9: the monetizing Tenoretic triggers the prefabrication.
sent7 -> hypothesis;
the backpacking happens.
$hypothesis$ = the polemics occurs. ; $context$ = sent1: the commercial brings about either the non-borealness or that the polemics does not occur or both. sent2: if either the borealness does not occur or the polemics does not occur or both then the backpack occurs. sent3: if the exasperation occurs the postalness does not occur. sent4: the lighterage occurs. sent5: the monetizing Tenoretic is caused by that the postalness does not occur and the meshing T-bill does not occur. sent6: that the polemics does not occur is not false if the fact that the commercialness does not occur and the borealness does not occur is not correct. sent7: the polemics happens. sent8: that both the commercialness and the non-intrapulmonaryness happens is brought about by the prefabrication. sent9: the monetizing Tenoretic triggers the prefabrication. ; $proof$ = 
sent7 -> hypothesis; __PROVED__