context: It is highly unlikely that Mary moved to the garden. Chances are slight that Greg is a rhino. There is little chance that Jessica is a sheep. Chances are slight that if either Jessica is a sheep, or Mary moved to the garden, then Julius is a lion. There is little chance that if Greg is a rhino, or Mary moved to the garden, then Bill went to the kitchen. It is likely that if either Mary moved to the garden, or Greg is a rhino, then John left the apple.
hypothesis: There is almost no chance that either Bill went to the kitchen, or Julius is a lion.
valid_hypothesis: There is almost no chance that either Bill went to the kitchen, or Julius is a lion.
invalid_hypothesis: It is certain that either Bill went to the kitchen, or Julius is a lion.
hypothesis_assertion: Either Bill went to the kitchen, or Julius is a lion.