context: Chances are about even that Mary moved to the garden. It is certain that Julius is a lion. It is certain that Lily is yellow.
hypothesis: Chances are about even that julius is a lion, and Mary moved to the garden.
valid_hypothesis: Chances are about even that julius is a lion, and Mary moved to the garden.
invalid_hypothesis: It is almost certain that julius is a lion, and Mary moved to the garden.
hypothesis_assertion: Julius is a lion, and Mary moved to the garden.