context: We doubt that Brian is green. It is impossible that Greg is gray. It is unlikely that Julius is a frog. It is impossible that if Greg is gray, or Brian is green, then Mary went to the office. It is almost certain that if Greg is gray, and Brian is green, then Winona is a cat. It is probable that if either Greg is gray, or Julius is a frog, then Lily is a swan.
hypothesis: We doubt that either Mary went to the office, or Julius is a frog.
valid_hypothesis: We doubt that either Mary went to the office, or Julius is a frog.
invalid_hypothesis: It is probably the case that either Mary went to the office, or Julius is a frog.
hypothesis_assertion: Either Mary went to the office, or Julius is a frog.