there is something such that if it correlates Crane then it does leach washday and it is not a bullock.
sent1: there is something such that if it correlates Crane then it does leach washday. sent2: if something does correlate Crane then that it leaches washday and it is a bullock is correct. sent3: the fact that the merganser does leach washday is right if it correlates Crane. sent4: if something does correlate Crane then it does leach washday and is not a bullock. sent5: there exists something such that if it correlates Crane it does leach washday and it is a kind of a bullock.
sent4 -> int1: if the merganser correlates Crane it leaches washday and it is not a bullock.; int1 -> hypothesis;
$hypothesis$ = there is something such that if it correlates Crane then it does leach washday and it is not a bullock. ; $context$ = sent1: there is something such that if it correlates Crane then it does leach washday. sent2: if something does correlate Crane then that it leaches washday and it is a bullock is correct. sent3: the fact that the merganser does leach washday is right if it correlates Crane. sent4: if something does correlate Crane then it does leach washday and is not a bullock. sent5: there exists something such that if it correlates Crane it does leach washday and it is a kind of a bullock. ; $proof$ = 
sent4 -> int1: if the merganser correlates Crane it leaches washday and it is not a bullock.; int1 -> hypothesis; __PROVED__