context: It is probably not the case that Greg is green. It is impossible that Sandra left the football. Chances are slight that Bernhard is a rhino.
hypothesis: It is certain that sandra left the football, or Greg is green.
valid_hypothesis: It is probably not the case that sandra left the football, or Greg is green.
invalid_hypothesis: It is certain that sandra left the football, or Greg is green.
hypothesis_assertion: Sandra left the football, or Greg is green.