context: It is probable that Lily is a swan. We doubt that Mary went to the garden. It is impossible that Jessica is a mouse.
hypothesis: It is probably the case that lily is a swan, and Jessica is a mouse.
valid_hypothesis: It is impossible that lily is a swan, and Jessica is a mouse.
invalid_hypothesis: It is probably the case that lily is a swan, and Jessica is a mouse.
hypothesis_assertion: Lily is a swan, and Jessica is a mouse.