context: It is highly likely that Julius is green. It is highly likely that John moved to the garden. We doubt that Bernhard is a frog. It is impossible that if John moved to the garden, and Bernhard is a frog, then Fred went to the kitchen. It is highly likely that if Bernhard is a frog, and John moved to the garden, then Greg is a swan. We doubt that if Julius is green, or John moved to the garden, then Emily is a cat.
hypothesis: It is impossible that emily is a cat, and Fred went to the kitchen.
valid_hypothesis: It is impossible that emily is a cat, and Fred went to the kitchen.
invalid_hypothesis: It is probable that emily is a cat, and Fred went to the kitchen.
hypothesis_assertion: Emily is a cat, and Fred went to the kitchen.