the fact that the dripping does not occur but the error happens does not hold.
sent1: the modifying does not occur and the irradiating serviceman occurs. sent2: that the modifying and the inversion occurs is brought about by that the irradiating serviceman does not occur. sent3: if the irradiating serviceman and/or the aging fathead occurs the irradiating annualry does not occur.
sent1 -> int1: the irradiating serviceman happens.; int1 -> int2: the irradiating serviceman happens and/or the aging fathead happens.; sent3 & int2 -> int3: the irradiating annualry does not occur.;
the inversion happens.
$hypothesis$ = the fact that the dripping does not occur but the error happens does not hold. ; $context$ = sent1: the modifying does not occur and the irradiating serviceman occurs. sent2: that the modifying and the inversion occurs is brought about by that the irradiating serviceman does not occur. sent3: if the irradiating serviceman and/or the aging fathead occurs the irradiating annualry does not occur. ; $proof$ = 
sent1 -> int1: the irradiating serviceman happens.; int1 -> int2: the irradiating serviceman happens and/or the aging fathead happens.; sent3 & int2 -> int3: the irradiating annualry does not occur.; __UNKNOWN__