context: It is highly likely that John is in the garden. Chances are slight that Bernhard is a lion. It is certain that Sandra left the milk.
hypothesis: It is probable that either John is in the garden, or Sandra left the milk.
valid_hypothesis: Chances are slight that either John is in the garden, or Sandra left the milk.
invalid_hypothesis: It is probable that either John is in the garden, or Sandra left the milk.
hypothesis_assertion: Either John is in the garden, or Sandra left the milk.