there is something such that it is not non-seraphic and it is a road.
sent1: the vineyard is seraphic. sent2: something is gastroduodenal. sent3: something signs boffin.
$hypothesis$ = there is something such that it is not non-seraphic and it is a road. ; $context$ = sent1: the vineyard is seraphic. sent2: something is gastroduodenal. sent3: something signs boffin. ; $proof$ = 
__UNKNOWN__