context: It is probably the case that Lily is a frog. There is little chance that Greg is green. It is probably the case that Bernhard is a rhino. It is unlikely that if Greg is green, or Bernhard is a rhino, then Jason is bored. There is little chance that if Greg is green, and Bernhard is a rhino, then Brian is gray. It is highly unlikely that if Lily is a frog, and Greg is green, then Mary went to the office.
hypothesis: It is unlikely that mary went to the office, or Lily is a frog.
valid_hypothesis: It is probably the case that mary went to the office, or Lily is a frog.
invalid_hypothesis: It is unlikely that mary went to the office, or Lily is a frog.
hypothesis_assertion: Mary went to the office, or Lily is a frog.