context: We doubt that Julius is gray. Chances are slight that Bernhard is a rhino. It is probable that Mary moved to the garden.
hypothesis: It is improbable that julius is gray, and Mary moved to the garden.
valid_hypothesis: It is improbable that julius is gray, and Mary moved to the garden.
invalid_hypothesis: It is probably the case that julius is gray, and Mary moved to the garden.
hypothesis_assertion: Julius is gray, and Mary moved to the garden.