the fact that there exists something such that if it is a kind of non-interstellar thing that does not clap spinner it is not scurfy does not hold.
sent1: the cheapskate is non-augitic if it is not a trephination and it is not interstellar. sent2: the laager claps ureterocele if it is not a concrete and is not interstellar. sent3: there is something such that if it is not a kind of an approach and it does interrupt it is not a nephrotoxin. sent4: there exists something such that if it is an angler and does not clap bison it is not antennal. sent5: if the cheapskate is not interstellar and does not clap spinner it is not scurfy. sent6: if the bison does not pop and does not clap spinner then it is not an activator.
sent5 -> hypothesis;
$hypothesis$ = the fact that there exists something such that if it is a kind of non-interstellar thing that does not clap spinner it is not scurfy does not hold. ; $context$ = sent1: the cheapskate is non-augitic if it is not a trephination and it is not interstellar. sent2: the laager claps ureterocele if it is not a concrete and is not interstellar. sent3: there is something such that if it is not a kind of an approach and it does interrupt it is not a nephrotoxin. sent4: there exists something such that if it is an angler and does not clap bison it is not antennal. sent5: if the cheapskate is not interstellar and does not clap spinner it is not scurfy. sent6: if the bison does not pop and does not clap spinner then it is not an activator. ; $proof$ = 
sent5 -> hypothesis; __DISPROVED__