context: There is almost no chance that Sandra took the football. It is improbable that Winona is a mouse. It is almost certain that Brian is a frog. It is probably the case that if Brian is a frog, and Winona is a mouse, then Mary is in the bedroom. It is probable that if Winona is a mouse, or Brian is a frog, then Greg is green. It is improbable that if Brian is a frog, or Sandra took the football, then Lily is white.
hypothesis: It is probably the case that greg is green, or Sandra took the football.
valid_hypothesis: It is probably the case that greg is green, or Sandra took the football.
invalid_hypothesis: It is unlikely that greg is green, or Sandra took the football.
hypothesis_assertion: Greg is green, or Sandra took the football.