the BR is not unimpressionable or it is a Derain or both.
sent1: if the BR is not a kind of an inhalant but it confines Order then it is not sanitary. sent2: that the BR is non-inhalant and confines Order is true.
sent1 & sent2 -> int1: the BR is not sanitary.;
$hypothesis$ = the BR is not unimpressionable or it is a Derain or both. ; $context$ = sent1: if the BR is not a kind of an inhalant but it confines Order then it is not sanitary. sent2: that the BR is non-inhalant and confines Order is true. ; $proof$ = 
sent1 & sent2 -> int1: the BR is not sanitary.; __UNKNOWN__