context: It is probably not the case that Greg is a lion. It is highly likely that Lily is yellow. There is a better than even chance that Jessica is a mouse.
hypothesis: There is almost no chance that lily is yellow, and Jessica is a mouse.
valid_hypothesis: Chances are about even that lily is yellow, and Jessica is a mouse.
invalid_hypothesis: There is almost no chance that lily is yellow, and Jessica is a mouse.
hypothesis_assertion: Lily is yellow, and Jessica is a mouse.