context: It is improbable that Mary went to the garden. Chances are about even that Sandra took the football. It is probable that Antoine is hungry.
hypothesis: We believe that mary went to the garden, or Antoine is hungry.
valid_hypothesis: We believe that mary went to the garden, or Antoine is hungry.
invalid_hypothesis: There is almost no chance that mary went to the garden, or Antoine is hungry.
hypothesis_assertion: Mary went to the garden, or Antoine is hungry.