context: It is probably not the case that Mary put down the milk. Chances are slight that John moved to the garden. It is probable that Daniel left the apple.
hypothesis: We believe that mary put down the milk, and John moved to the garden.
valid_hypothesis: There is almost no chance that mary put down the milk, and John moved to the garden.
invalid_hypothesis: We believe that mary put down the milk, and John moved to the garden.
hypothesis_assertion: Mary put down the milk, and John moved to the garden.