context: It is probable that John went to the office. It is likely that Mary left the apple. It is impossible that Julius is a swan.
hypothesis: There is little chance that either Julius is a swan, or John went to the office.
valid_hypothesis: It is probable that either Julius is a swan, or John went to the office.
invalid_hypothesis: There is little chance that either Julius is a swan, or John went to the office.
hypothesis_assertion: Either Julius is a swan, or John went to the office.