that there exists something such that it is gutsy is not right.
sent1: the sylph is adactylous. sent2: the sylph does mature. sent3: the haptoglobin is gutsy if the sylph is not lengthwise and is not anaphoric. sent4: if the sylph is mature and it is adactylous then it is not lengthwise. sent5: the sylph is not anaphoric.
sent2 & sent1 -> int1: the sylph is a kind of mature thing that is adactylous.; int1 & sent4 -> int2: the sylph is not lengthwise.; int2 & sent5 -> int3: the sylph is non-lengthwise thing that is not anaphoric.; int3 & sent3 -> int4: the haptoglobin is gutsy.; int4 -> hypothesis;
$hypothesis$ = that there exists something such that it is gutsy is not right. ; $context$ = sent1: the sylph is adactylous. sent2: the sylph does mature. sent3: the haptoglobin is gutsy if the sylph is not lengthwise and is not anaphoric. sent4: if the sylph is mature and it is adactylous then it is not lengthwise. sent5: the sylph is not anaphoric. ; $proof$ = 
sent2 & sent1 -> int1: the sylph is a kind of mature thing that is adactylous.; int1 & sent4 -> int2: the sylph is not lengthwise.; int2 & sent5 -> int3: the sylph is non-lengthwise thing that is not anaphoric.; int3 & sent3 -> int4: the haptoglobin is gutsy.; int4 -> hypothesis; __DISPROVED__