context: There is a better than even chance that John took the apple. It is impossible that Mary went to the school. It is probably the case that Bernhard is a rhino.
hypothesis: There is a better than even chance that mary went to the school, and John took the apple.
valid_hypothesis: It is impossible that mary went to the school, and John took the apple.
invalid_hypothesis: There is a better than even chance that mary went to the school, and John took the apple.
hypothesis_assertion: Mary went to the school, and John took the apple.