context: It is probable that Mary dropped the milk. It is highly unlikely that John put down the milk. It is certain that Lily is white. It is probable that if Lily is white, and Mary dropped the milk, then Bernhard is green. Chances are slight that if John put down the milk, or Lily is white, then Julius is a frog. It is highly likely that if Mary dropped the milk, or Lily is white, then Greg is yellow.
hypothesis: It is probable that john put down the milk, or Julius is a frog.
valid_hypothesis: It is improbable that john put down the milk, or Julius is a frog.
invalid_hypothesis: It is probable that john put down the milk, or Julius is a frog.
hypothesis_assertion: John put down the milk, or Julius is a frog.