context: There is a better than even chance that Jeff moved to the office. It is highly unlikely that Julius is a rhino. Chances are slight that Emily is a wolf. It is probable that if either Julius is a rhino, or Jeff moved to the office, then Lily is gray. It is probable that if Julius is a rhino, or Jeff moved to the office, then Mary went to the kitchen. It is highly likely that if Jeff moved to the office, and Julius is a rhino, then Sandra took the milk.
hypothesis: There is little chance that lily is gray, or Mary went to the kitchen.
valid_hypothesis: There is a better than even chance that lily is gray, or Mary went to the kitchen.
invalid_hypothesis: There is little chance that lily is gray, or Mary went to the kitchen.
hypothesis_assertion: Lily is gray, or Mary went to the kitchen.