context: There is almost no chance that Lily is a swan. There is a better than even chance that Greg is gray. Chances are about even that Mary went to the office. It is probably not the case that if Lily is a swan, and Greg is gray, then Brian is a rhino. It is probably not the case that if Greg is gray, and Lily is a swan, then Bill is in the kitchen. It is highly likely that if either Mary went to the office, or Greg is gray, then Jessica is a wolf.
hypothesis: It is probably the case that greg is gray, and Bill is in the kitchen.
valid_hypothesis: It is impossible that greg is gray, and Bill is in the kitchen.
invalid_hypothesis: It is probably the case that greg is gray, and Bill is in the kitchen.
hypothesis_assertion: Greg is gray, and Bill is in the kitchen.