context: We believe that Sandra left the apple. It is highly unlikely that Lily is a frog. There is a better than even chance that Greg is a swan.
hypothesis: It is highly unlikely that sandra left the apple, and Lily is a frog.
valid_hypothesis: It is highly unlikely that sandra left the apple, and Lily is a frog.
invalid_hypothesis: It is probably the case that sandra left the apple, and Lily is a frog.
hypothesis_assertion: Sandra left the apple, and Lily is a frog.