context: Chances are about even that Brian is a rhino. There is a better than even chance that Julius is a frog. There is little chance that Mary put down the apple.
hypothesis: There is a better than even chance that either Mary put down the apple, or Julius is a frog.
valid_hypothesis: There is a better than even chance that either Mary put down the apple, or Julius is a frog.
invalid_hypothesis: There is little chance that either Mary put down the apple, or Julius is a frog.
hypothesis_assertion: Either Mary put down the apple, or Julius is a frog.