context: There is almost no chance that Bill went to the garden. It is impossible that Gertrude is a mouse. It is unlikely that John picked up the apple. There is little chance that if John picked up the apple, or Gertrude is a mouse, then Lily is a rhino. There is little chance that if either John picked up the apple, or Bill went to the garden, then Greg is yellow. It is highly likely that if either John picked up the apple, or Bill went to the garden, then Julius is a lion.
hypothesis: We believe that either Julius is a lion, or Bill went to the garden.
valid_hypothesis: We doubt that either Julius is a lion, or Bill went to the garden.
invalid_hypothesis: We believe that either Julius is a lion, or Bill went to the garden.
hypothesis_assertion: Either Julius is a lion, or Bill went to the garden.