that something is not nasopharyngeal and is bibless is false.
sent1: if there is something such that the fact that it is a Isopyrum and it is not sustainable is incorrect then the ibis is a kind of a casern. sent2: there is something such that the fact that it is a Isopyrum and it is sustainable is not true. sent3: the ibis is bibless. sent4: something is not nasopharyngeal if it is a casern and deflowers ibis. sent5: that the ibis is a kind of a casern hold if something is not a Isopyrum. sent6: the ibis does deflower ibis. sent7: there is something such that it is a Isopyrum and is not sustainable. sent8: there exists something such that that it is a Isopyrum and it is not sustainable is not right. sent9: The ibis does deflower ibis.
sent8 & sent1 -> int1: the ibis is a casern.; int1 & sent6 -> int2: the ibis is a casern and it does deflower ibis.; sent4 -> int3: the ibis is not nasopharyngeal if it is a kind of a casern that does deflower ibis.; int2 & int3 -> int4: the ibis is not nasopharyngeal.; int4 & sent3 -> int5: the ibis is not nasopharyngeal but it is bibless.; int5 -> hypothesis;
$hypothesis$ = that something is not nasopharyngeal and is bibless is false. ; $context$ = sent1: if there is something such that the fact that it is a Isopyrum and it is not sustainable is incorrect then the ibis is a kind of a casern. sent2: there is something such that the fact that it is a Isopyrum and it is sustainable is not true. sent3: the ibis is bibless. sent4: something is not nasopharyngeal if it is a casern and deflowers ibis. sent5: that the ibis is a kind of a casern hold if something is not a Isopyrum. sent6: the ibis does deflower ibis. sent7: there is something such that it is a Isopyrum and is not sustainable. sent8: there exists something such that that it is a Isopyrum and it is not sustainable is not right. sent9: The ibis does deflower ibis. ; $proof$ = 
sent8 & sent1 -> int1: the ibis is a casern.; int1 & sent6 -> int2: the ibis is a casern and it does deflower ibis.; sent4 -> int3: the ibis is not nasopharyngeal if it is a kind of a casern that does deflower ibis.; int2 & int3 -> int4: the ibis is not nasopharyngeal.; int4 & sent3 -> int5: the ibis is not nasopharyngeal but it is bibless.; int5 -> hypothesis; __DISPROVED__