the fact that there exists something such that if it is not a vireo it washes is right.
sent1: there is something such that if it is not a kind of a suzerain it is a kind of a continuo. sent2: if the painting is not a vireo it is a Ismaili. sent3: the nonconformist is a wash if it is ursine. sent4: the headpiece washes if it is not homonymic. sent5: the painting is a kind of a vireo if it does not comfort Johnston. sent6: there exists something such that if it is not Neanderthal it is Procrustean. sent7: if the painting is a kind of a vireo it is a wash. sent8: if the painting does not bloviate it is a vireo. sent9: the painting is a wash if it does comfort Pleurosorus. sent10: the painting reflectorizes casuistry if the fact that it is not a toasted is correct. sent11: there exists something such that if it is higher then the fact that it is ursine is true. sent12: there is something such that if it is a vireo it is a wash. sent13: something that is not a wash is centralist. sent14: there exists something such that if it does not comfort neonatology it is a apar. sent15: there exists something such that if it is not interrogative it is a powwow. sent16: that something washes hold if it does not comfort marmoset. sent17: there exists something such that if it is legible it is systematic. sent18: the painting does wash if it does not draw pensioner. sent19: there is something such that if it does not wonder it does sheer beta-interferon. sent20: the painting is a kind of a wash if it is not a vireo. sent21: that there is something such that if it does not comfort Sanicula it does sediment is correct.
sent20 -> hypothesis;
if the plagioclase does not comfort marmoset then it is a wash.
sent16 -> hypothesis;
$hypothesis$ = the fact that there exists something such that if it is not a vireo it washes is right. ; $context$ = sent1: there is something such that if it is not a kind of a suzerain it is a kind of a continuo. sent2: if the painting is not a vireo it is a Ismaili. sent3: the nonconformist is a wash if it is ursine. sent4: the headpiece washes if it is not homonymic. sent5: the painting is a kind of a vireo if it does not comfort Johnston. sent6: there exists something such that if it is not Neanderthal it is Procrustean. sent7: if the painting is a kind of a vireo it is a wash. sent8: if the painting does not bloviate it is a vireo. sent9: the painting is a wash if it does comfort Pleurosorus. sent10: the painting reflectorizes casuistry if the fact that it is not a toasted is correct. sent11: there exists something such that if it is higher then the fact that it is ursine is true. sent12: there is something such that if it is a vireo it is a wash. sent13: something that is not a wash is centralist. sent14: there exists something such that if it does not comfort neonatology it is a apar. sent15: there exists something such that if it is not interrogative it is a powwow. sent16: that something washes hold if it does not comfort marmoset. sent17: there exists something such that if it is legible it is systematic. sent18: the painting does wash if it does not draw pensioner. sent19: there is something such that if it does not wonder it does sheer beta-interferon. sent20: the painting is a kind of a wash if it is not a vireo. sent21: that there is something such that if it does not comfort Sanicula it does sediment is correct. ; $proof$ = 
sent20 -> hypothesis; __PROVED__