context: There is almost no chance that Gertrude is a wolf. It is unlikely that Lily is a rhino. It is improbable that John went to the bedroom. It is improbable that if Gertrude is a wolf, and John went to the bedroom, then Winona is a sheep. It is improbable that if either Gertrude is a wolf, or John went to the bedroom, then Greg is a frog. It is highly likely that if John went to the bedroom, or Lily is a rhino, then Fred is in the school.
hypothesis: It is probably the case that greg is a frog, or John went to the bedroom.
valid_hypothesis: There is little chance that greg is a frog, or John went to the bedroom.
invalid_hypothesis: It is probably the case that greg is a frog, or John went to the bedroom.
hypothesis_assertion: Greg is a frog, or John went to the bedroom.