context: It is highly unlikely that Greg is a swan. It is unlikely that Mary went to the office. It is unlikely that John got the football.
hypothesis: It is highly likely that greg is a swan, or Mary went to the office.
valid_hypothesis: It is probably not the case that greg is a swan, or Mary went to the office.
invalid_hypothesis: It is highly likely that greg is a swan, or Mary went to the office.
hypothesis_assertion: Greg is a swan, or Mary went to the office.