context: It is probably the case that Emily is a sheep. It is probably the case that Greg is green. Chances are about even that Lily is yellow.
hypothesis: There is a very good chance that emily is a sheep, or Lily is yellow.
valid_hypothesis: There is a very good chance that emily is a sheep, or Lily is yellow.
invalid_hypothesis: There is almost no chance that emily is a sheep, or Lily is yellow.
hypothesis_assertion: Emily is a sheep, or Lily is yellow.