context: It is probably the case that Julius is white. There is a better than even chance that Lily is a rhino. We believe that Mary left the football.
hypothesis: It is improbable that julius is white, or Lily is a rhino.
valid_hypothesis: It is highly likely that julius is white, or Lily is a rhino.
invalid_hypothesis: It is improbable that julius is white, or Lily is a rhino.
hypothesis_assertion: Julius is white, or Lily is a rhino.