context: It is certain that Greg is a lion. It is improbable that Lily is white. Chances are about even that Daniel left the football.
hypothesis: There is almost no chance that greg is a lion, or Lily is white.
valid_hypothesis: It is certain that greg is a lion, or Lily is white.
invalid_hypothesis: There is almost no chance that greg is a lion, or Lily is white.
hypothesis_assertion: Greg is a lion, or Lily is white.