context: It is highly unlikely that Lily is a frog. It is certain that John picked up the apple. It is highly likely that Julius is white. There is a very good chance that if John picked up the apple, or Julius is white, then Daniel left the football. Chances are about even that if either Lily is a frog, or Julius is white, then Greg is gray. It is probably not the case that if Julius is white, or John picked up the apple, then Mary moved to the office.
hypothesis: It is likely that either Daniel left the football, or Mary moved to the office.
valid_hypothesis: It is likely that either Daniel left the football, or Mary moved to the office.
invalid_hypothesis: It is improbable that either Daniel left the football, or Mary moved to the office.
hypothesis_assertion: Either Daniel left the football, or Mary moved to the office.