context: It is probably not the case that Greg is a frog. It is probable that Daniel is in the garden. We believe that Julius is gray. Chances are slight that if either Greg is a frog, or Julius is gray, then Brian is a lion. It is impossible that if either Julius is gray, or Daniel is in the garden, then John took the apple. It is highly unlikely that if Greg is a frog, and Daniel is in the garden, then Mary moved to the garden.
hypothesis: It is highly unlikely that brian is a lion, and Daniel is in the garden.
valid_hypothesis: It is highly unlikely that brian is a lion, and Daniel is in the garden.
invalid_hypothesis: It is highly likely that brian is a lion, and Daniel is in the garden.
hypothesis_assertion: Brian is a lion, and Daniel is in the garden.