context: It is probably the case that Mary is in the hallway. It is certain that Bernhard is a rhino. It is probable that Lily is a swan.
hypothesis: Chances are about even that lily is a swan, and Mary is in the hallway.
valid_hypothesis: Chances are about even that lily is a swan, and Mary is in the hallway.
invalid_hypothesis: It is highly unlikely that lily is a swan, and Mary is in the hallway.
hypothesis_assertion: Lily is a swan, and Mary is in the hallway.