context: It is highly likely that Lily is white. It is highly unlikely that Mary moved to the office. It is probably not the case that John went to the garden. It is likely that if John went to the garden, and Mary moved to the office, then Bernhard is a frog. We doubt that if John went to the garden, and Lily is white, then Greg is a rhino. It is likely that if Lily is white, and Mary moved to the office, then Bill left the milk.
hypothesis: It is likely that greg is a rhino, and Lily is white.
valid_hypothesis: It is highly unlikely that greg is a rhino, and Lily is white.
invalid_hypothesis: It is likely that greg is a rhino, and Lily is white.
hypothesis_assertion: Greg is a rhino, and Lily is white.