context: Chances are slight that John went to the garden. There is little chance that Winona is a cat. It is probably not the case that Sandra took the apple. We doubt that if John went to the garden, or Sandra took the apple, then Mary moved to the garden. Chances are slight that if Sandra took the apple, and John went to the garden, then Julius is green. It is impossible that if Sandra took the apple, and John went to the garden, then Brian is a lion.
hypothesis: It is probably not the case that brian is a lion, or Sandra took the apple.
valid_hypothesis: It is probably not the case that brian is a lion, or Sandra took the apple.
invalid_hypothesis: We believe that brian is a lion, or Sandra took the apple.
hypothesis_assertion: Brian is a lion, or Sandra took the apple.