context: It is likely that Sandra took the football. It is highly unlikely that Fred went to the cinema. It is improbable that Mary is in the bedroom. It is probable that if either Mary is in the bedroom, or Sandra took the football, then Winona is a mouse. There is little chance that if Sandra took the football, and Mary is in the bedroom, then John moved to the office. It is probably not the case that if either Fred went to the cinema, or Mary is in the bedroom, then Lily is a swan.
hypothesis: It is probably the case that fred went to the cinema, and John moved to the office.
valid_hypothesis: It is impossible that fred went to the cinema, and John moved to the office.
invalid_hypothesis: It is probably the case that fred went to the cinema, and John moved to the office.
hypothesis_assertion: Fred went to the cinema, and John moved to the office.