context: There is almost no chance that Daniel grabbed the milk. It is probable that Winona is a sheep. There is a very good chance that Fred left the football. Chances are slight that if Fred left the football, and Daniel grabbed the milk, then Jessica is a cat. There is little chance that if either Fred left the football, or Daniel grabbed the milk, then Lily is green. It is highly unlikely that if either Daniel grabbed the milk, or Fred left the football, then Greg is a lion.
hypothesis: There is a very good chance that greg is a lion, or Fred left the football.
valid_hypothesis: There is a very good chance that greg is a lion, or Fred left the football.
invalid_hypothesis: There is little chance that greg is a lion, or Fred left the football.
hypothesis_assertion: Greg is a lion, or Fred left the football.