context: It is almost certain that Mary went to the office. Chances are slight that Sandra left the football. It is likely that Bernhard is yellow.
hypothesis: It is almost certain that mary went to the office, or Sandra left the football.
valid_hypothesis: It is almost certain that mary went to the office, or Sandra left the football.
invalid_hypothesis: Chances are about even that mary went to the office, or Sandra left the football.
hypothesis_assertion: Mary went to the office, or Sandra left the football.