context: It is likely that Greg is a frog. It is probably not the case that Mary put down the apple. There is little chance that Julius is white.
hypothesis: We believe that greg is a frog, or Julius is white.
valid_hypothesis: We believe that greg is a frog, or Julius is white.
invalid_hypothesis: It is unlikely that greg is a frog, or Julius is white.
hypothesis_assertion: Greg is a frog, or Julius is white.