context: It is probable that Bernhard is a swan. It is probable that Mary went to the kitchen. Chances are about even that Lily is gray.
hypothesis: It is probably not the case that mary went to the kitchen, or Lily is gray.
valid_hypothesis: There is a very good chance that mary went to the kitchen, or Lily is gray.
invalid_hypothesis: It is probably not the case that mary went to the kitchen, or Lily is gray.
hypothesis_assertion: Mary went to the kitchen, or Lily is gray.