context: There is little chance that Greg is green. We believe that Julius is a frog. It is probable that Brian is a lion.
hypothesis: It is improbable that julius is a frog, or Greg is green.
valid_hypothesis: We believe that julius is a frog, or Greg is green.
invalid_hypothesis: It is improbable that julius is a frog, or Greg is green.
hypothesis_assertion: Julius is a frog, or Greg is green.