context: There is almost no chance that Greg is a lion. There is little chance that Lily is a frog. There is little chance that John left the apple. It is probably not the case that if either Lily is a frog, or John left the apple, then Jeff moved to the office. We doubt that if John left the apple, or Lily is a frog, then Brian is a frog. There is little chance that if either Lily is a frog, or John left the apple, then Gertrude is a wolf.
hypothesis: Chances are slight that john left the apple, or Gertrude is a wolf.
valid_hypothesis: Chances are slight that john left the apple, or Gertrude is a wolf.
invalid_hypothesis: It is certain that john left the apple, or Gertrude is a wolf.
hypothesis_assertion: John left the apple, or Gertrude is a wolf.