context: Chances are about even that Mary is in the garden. There is almost no chance that Julius is a rhino. We believe that Jason is bored. It is impossible that if Jason is bored, and Julius is a rhino, then Daniel grabbed the milk. It is likely that if Jason is bored, and Mary is in the garden, then Gertrude is a cat. It is unlikely that if either Mary is in the garden, or Jason is bored, then Bernhard is a frog.
hypothesis: It is highly unlikely that mary is in the garden, and Jason is bored.
valid_hypothesis: Chances are about even that mary is in the garden, and Jason is bored.
invalid_hypothesis: It is highly unlikely that mary is in the garden, and Jason is bored.
hypothesis_assertion: Mary is in the garden, and Jason is bored.