the exalting syllabub does not occur.
sent1: if the rotatoriness does not occur then that the tidy but not the leptorrhineness happens does not hold. sent2: the tidy happens. sent3: if the tidying occurs then the leptorrhineness occurs. sent4: that the leptorrhineness happens and the rotatoriness occurs prevents that the exalting syllabub occurs.
sent3 & sent2 -> int1: the leptorrhineness happens.;
the exalting syllabub occurs.
$hypothesis$ = the exalting syllabub does not occur. ; $context$ = sent1: if the rotatoriness does not occur then that the tidy but not the leptorrhineness happens does not hold. sent2: the tidy happens. sent3: if the tidying occurs then the leptorrhineness occurs. sent4: that the leptorrhineness happens and the rotatoriness occurs prevents that the exalting syllabub occurs. ; $proof$ = 
sent3 & sent2 -> int1: the leptorrhineness happens.; __UNKNOWN__