there is something such that if it is a kava then it is non-afloat and it is not a Ptilonorhynchidae.
sent1: there is something such that if it is a Rock it is not a lime. sent2: there exists something such that if it is sociolinguistic then it is not a balsa and is a kind of a Fijis. sent3: if the Nitrospan is a kava then it is not afloat and it is not a kind of a Ptilonorhynchidae. sent4: the mistletoe does not symbolize adeptness and it is not a Ptilonorhynchidae if it depreciates. sent5: there exists something such that if it is a crippled it does humanize enthusiast and it does not beat Sternotherus. sent6: there is something such that if the fact that it is a helpfulness is correct it is remediable and it does not symbolize peerage. sent7: there is something such that if it humanizes devoir then it depreciates and does not humanize retreat. sent8: there is something such that if it is moderating then it is not a kind of a fair and it is a kind of a Wiccan.
sent3 -> hypothesis;
$hypothesis$ = there is something such that if it is a kava then it is non-afloat and it is not a Ptilonorhynchidae. ; $context$ = sent1: there is something such that if it is a Rock it is not a lime. sent2: there exists something such that if it is sociolinguistic then it is not a balsa and is a kind of a Fijis. sent3: if the Nitrospan is a kava then it is not afloat and it is not a kind of a Ptilonorhynchidae. sent4: the mistletoe does not symbolize adeptness and it is not a Ptilonorhynchidae if it depreciates. sent5: there exists something such that if it is a crippled it does humanize enthusiast and it does not beat Sternotherus. sent6: there is something such that if the fact that it is a helpfulness is correct it is remediable and it does not symbolize peerage. sent7: there is something such that if it humanizes devoir then it depreciates and does not humanize retreat. sent8: there is something such that if it is moderating then it is not a kind of a fair and it is a kind of a Wiccan. ; $proof$ = 
sent3 -> hypothesis; __PROVED__