the yielding does not occur.
sent1: the pairing occurs. sent2: the fact that the skirl occurs and/or the meshing does not occur is not incorrect. sent3: if the headquartering hurling happens then that the squeaker does not occur and the maniness occurs is not true. sent4: the mesh does not occur if both the pairing and the freshet occurs. sent5: the velarness does not occur if that the squeaker does not occur but the maniness happens is not true. sent6: that the pairing happens and the yielding occurs is triggered by that the freshet does not occur. sent7: the yielding does not occur if the skirl does not occur or the meshing does not occur or both. sent8: the fact that both the freshet and the meshing happens is false if the skirl does not occur. sent9: the freshet happens. sent10: that the skirling does not occur is not false if not the velar but the rectorship occurs. sent11: the rejuvenation does not occur and/or the fascistaness does not occur.
sent1 & sent9 -> int1: both the pairing and the freshet occurs.; sent4 & int1 -> int2: the meshing does not occur.; int2 -> int3: the skirl does not occur and/or the meshing does not occur.; sent7 & int3 -> hypothesis;
that the yielding occurs is not false.
$hypothesis$ = the yielding does not occur. ; $context$ = sent1: the pairing occurs. sent2: the fact that the skirl occurs and/or the meshing does not occur is not incorrect. sent3: if the headquartering hurling happens then that the squeaker does not occur and the maniness occurs is not true. sent4: the mesh does not occur if both the pairing and the freshet occurs. sent5: the velarness does not occur if that the squeaker does not occur but the maniness happens is not true. sent6: that the pairing happens and the yielding occurs is triggered by that the freshet does not occur. sent7: the yielding does not occur if the skirl does not occur or the meshing does not occur or both. sent8: the fact that both the freshet and the meshing happens is false if the skirl does not occur. sent9: the freshet happens. sent10: that the skirling does not occur is not false if not the velar but the rectorship occurs. sent11: the rejuvenation does not occur and/or the fascistaness does not occur. ; $proof$ = 
sent1 & sent9 -> int1: both the pairing and the freshet occurs.; sent4 & int1 -> int2: the meshing does not occur.; int2 -> int3: the skirl does not occur and/or the meshing does not occur.; sent7 & int3 -> hypothesis; __PROVED__