context: It is almost certain that Bernhard is a rhino. There is a better than even chance that Lily is yellow. It is probably the case that Greg is green.
hypothesis: Chances are about even that greg is green, and Lily is yellow.
valid_hypothesis: Chances are about even that greg is green, and Lily is yellow.
invalid_hypothesis: It is impossible that greg is green, and Lily is yellow.
hypothesis_assertion: Greg is green, and Lily is yellow.