that that the gastricness happens is prevented by that the drollery does not occur is not correct.
sent1: the Washingtonianness occurs. sent2: the furrowing spoor leads to that not the enlivening Halenia but the Washingtonian happens. sent3: the enlivening Bunche happens. sent4: if the gastricness happens then not the play but the enlivening Hynerpeton happens. sent5: the fact that the play does not occur and the drollery does not occur is incorrect if the enlivening tachometer does not occur. sent6: that the gastricness does not occur and the finish does not occur hold if the drollery occurs. sent7: the furrowing crucible occurs if the contorting occurs. sent8: if the Washingtonian occurs then the enlivening tachometer does not occur and the enlivening Halenia does not occur.
void -> assump1: Let's assume that the gastricness happens.; sent4 & assump1 -> int1: the play does not occur and the enlivening Hynerpeton occurs.; int1 -> int2: the play does not occur.; void -> assump2: Let's assume that the drollery does not occur.; int2 & assump2 -> int3: the playing does not occur and the drollery does not occur.; sent8 & sent1 -> int4: the enlivening tachometer does not occur and the enlivening Halenia does not occur.; int4 -> int5: the enlivening tachometer does not occur.; sent5 & int5 -> int6: that the play does not occur and the drollery does not occur does not hold.; int3 & int6 -> int7: this is contradiction.; [assump1] & int7 -> int8: the gastricness does not occur.; [assump2] & int8 -> hypothesis;
the fact that the finishing does not occur is not false.
$hypothesis$ = that that the gastricness happens is prevented by that the drollery does not occur is not correct. ; $context$ = sent1: the Washingtonianness occurs. sent2: the furrowing spoor leads to that not the enlivening Halenia but the Washingtonian happens. sent3: the enlivening Bunche happens. sent4: if the gastricness happens then not the play but the enlivening Hynerpeton happens. sent5: the fact that the play does not occur and the drollery does not occur is incorrect if the enlivening tachometer does not occur. sent6: that the gastricness does not occur and the finish does not occur hold if the drollery occurs. sent7: the furrowing crucible occurs if the contorting occurs. sent8: if the Washingtonian occurs then the enlivening tachometer does not occur and the enlivening Halenia does not occur. ; $proof$ = 
void -> assump1: Let's assume that the gastricness happens.; sent4 & assump1 -> int1: the play does not occur and the enlivening Hynerpeton occurs.; int1 -> int2: the play does not occur.; void -> assump2: Let's assume that the drollery does not occur.; int2 & assump2 -> int3: the playing does not occur and the drollery does not occur.; sent8 & sent1 -> int4: the enlivening tachometer does not occur and the enlivening Halenia does not occur.; int4 -> int5: the enlivening tachometer does not occur.; sent5 & int5 -> int6: that the play does not occur and the drollery does not occur does not hold.; int3 & int6 -> int7: this is contradiction.; [assump1] & int7 -> int8: the gastricness does not occur.; [assump2] & int8 -> hypothesis; __DISPROVED__