context: It is highly unlikely that John picked up the apple. There is a better than even chance that Mary moved to the garden. Chances are slight that Fred dropped the apple. It is likely that if either John picked up the apple, or Mary moved to the garden, then Brian is white. There is a very good chance that if either Fred dropped the apple, or John picked up the apple, then Bernhard is green. It is impossible that if Mary moved to the garden, or Fred dropped the apple, then Julius is a frog.
hypothesis: It is highly unlikely that either Julius is a frog, or John picked up the apple.
valid_hypothesis: It is highly unlikely that either Julius is a frog, or John picked up the apple.
invalid_hypothesis: We believe that either Julius is a frog, or John picked up the apple.
hypothesis_assertion: Either Julius is a frog, or John picked up the apple.