either that the postglacialness happens or that the suffering does not occur or both is caused by the vitiliginousness.
sent1: the postglacialness happens or the suffering occurs or both. sent2: the suffering does not occur if that the vitiliginousness happens and the Avestanness occurs is right. sent3: the postglacialness happens or the suffering occurs or both if the vitiliginousness happens.
$hypothesis$ = either that the postglacialness happens or that the suffering does not occur or both is caused by the vitiliginousness. ; $context$ = sent1: the postglacialness happens or the suffering occurs or both. sent2: the suffering does not occur if that the vitiliginousness happens and the Avestanness occurs is right. sent3: the postglacialness happens or the suffering occurs or both if the vitiliginousness happens. ; $proof$ = 
__UNKNOWN__