context: It is certain that Julius is gray. It is improbable that Mary went to the office. It is impossible that Emily is a cat.
hypothesis: It is likely that mary went to the office, or Emily is a cat.
valid_hypothesis: Chances are slight that mary went to the office, or Emily is a cat.
invalid_hypothesis: It is likely that mary went to the office, or Emily is a cat.
hypothesis_assertion: Mary went to the office, or Emily is a cat.