context: It is impossible that Mary went to the garden. It is impossible that Julius is a rhino. There is almost no chance that Bernhard is a frog. There is little chance that if either Bernhard is a frog, or Mary went to the garden, then Daniel left the milk. It is probably not the case that if Bernhard is a frog, and Mary went to the garden, then Gertrude is a mouse. Chances are about even that if either Bernhard is a frog, or Mary went to the garden, then John moved to the office.
hypothesis: We believe that julius is a rhino, and Gertrude is a mouse.
valid_hypothesis: It is impossible that julius is a rhino, and Gertrude is a mouse.
invalid_hypothesis: We believe that julius is a rhino, and Gertrude is a mouse.
hypothesis_assertion: Julius is a rhino, and Gertrude is a mouse.