the fact that there is something such that if it is not a cloverleaf then it is not a kind of a greyhen or it is not unobjectionable or both does not hold.
sent1: the Berlin is not an atmosphere or unobjectionable or both if it does not presume. sent2: there exists something such that if it is not a cloverleaf then it is not a greyhen or is unobjectionable or both. sent3: there is something such that if it is expensive then it does not reorient dealignment or it does not adapt sight or both. sent4: either the Berlin is not a kind of a greyhen or it is not unobjectionable or both if that it is not a kind of a cloverleaf is not wrong. sent5: there is something such that if it is a cloverleaf then it is not a greyhen or it is not unobjectionable or both. sent6: there is something such that if it is a tetanus then it does not adapt hairbrush or it is not aboriginal or both. sent7: there exists something such that if it does not outnumber Passover then either it is non-dynamics or it is monometallic or both.
sent4 -> hypothesis;
$hypothesis$ = the fact that there is something such that if it is not a cloverleaf then it is not a kind of a greyhen or it is not unobjectionable or both does not hold. ; $context$ = sent1: the Berlin is not an atmosphere or unobjectionable or both if it does not presume. sent2: there exists something such that if it is not a cloverleaf then it is not a greyhen or is unobjectionable or both. sent3: there is something such that if it is expensive then it does not reorient dealignment or it does not adapt sight or both. sent4: either the Berlin is not a kind of a greyhen or it is not unobjectionable or both if that it is not a kind of a cloverleaf is not wrong. sent5: there is something such that if it is a cloverleaf then it is not a greyhen or it is not unobjectionable or both. sent6: there is something such that if it is a tetanus then it does not adapt hairbrush or it is not aboriginal or both. sent7: there exists something such that if it does not outnumber Passover then either it is non-dynamics or it is monometallic or both. ; $proof$ = 
sent4 -> hypothesis; __DISPROVED__