context: There is almost no chance that Brian is yellow. There is little chance that Julius is a rhino. It is highly unlikely that John went to the garden.
hypothesis: It is probable that brian is yellow, and John went to the garden.
valid_hypothesis: It is impossible that brian is yellow, and John went to the garden.
invalid_hypothesis: It is probable that brian is yellow, and John went to the garden.
hypothesis_assertion: Brian is yellow, and John went to the garden.