the fretting does not occur but the Aleutianness occurs.
sent1: that the tailback but not the precentorship occurs does not hold. sent2: the fact that the coup does not occur and the neriticness does not occur is wrong. sent3: the Aleutianness happens if the humanitarianness does not occur and the mastering variometer does not occur. sent4: the fact that the rendering does not occur and the breach does not occur is wrong if the fact that the sapping does not occur is correct. sent5: the tailback does not occur. sent6: if the Russianness does not occur that the tailback does not occur and the precentorship does not occur is not true. sent7: if the foolishness occurs and the transfiguration occurs the humanitarianness does not occur. sent8: that the spanking does not occur and the fruitfulness does not occur prevents that the bradding materiality does not occur. sent9: the fretting does not occur. sent10: that the tailback happens and the precentorship does not occur is wrong if the Russianness does not occur. sent11: the transfiguration happens. sent12: the tailback does not occur and the precentorship does not occur. sent13: the mastering variometer does not occur.
void -> assump1: Let's assume that the Russian does not occur.; sent6 & assump1 -> int1: that the tailback does not occur and the precentorship does not occur is wrong.; int1 & sent12 -> int2: this is contradiction.; [assump1] & int2 -> int3: the Russianness happens.;
that not the fretting but the Aleutianness occurs is not correct.
 -> hypothesis;
$hypothesis$ = the fretting does not occur but the Aleutianness occurs. ; $context$ = sent1: that the tailback but not the precentorship occurs does not hold. sent2: the fact that the coup does not occur and the neriticness does not occur is wrong. sent3: the Aleutianness happens if the humanitarianness does not occur and the mastering variometer does not occur. sent4: the fact that the rendering does not occur and the breach does not occur is wrong if the fact that the sapping does not occur is correct. sent5: the tailback does not occur. sent6: if the Russianness does not occur that the tailback does not occur and the precentorship does not occur is not true. sent7: if the foolishness occurs and the transfiguration occurs the humanitarianness does not occur. sent8: that the spanking does not occur and the fruitfulness does not occur prevents that the bradding materiality does not occur. sent9: the fretting does not occur. sent10: that the tailback happens and the precentorship does not occur is wrong if the Russianness does not occur. sent11: the transfiguration happens. sent12: the tailback does not occur and the precentorship does not occur. sent13: the mastering variometer does not occur. ; $proof$ = 
void -> assump1: Let's assume that the Russian does not occur.; sent6 & assump1 -> int1: that the tailback does not occur and the precentorship does not occur is wrong.; int1 & sent12 -> int2: this is contradiction.; [assump1] & int2 -> int3: the Russianness happens.; __UNKNOWN__