context: It is probably the case that Lily is yellow. There is little chance that Mary left the apple. We doubt that Julius is a swan. We believe that if Julius is a swan, or Lily is yellow, then John moved to the office. It is impossible that if Julius is a swan, or Mary left the apple, then Brian is white. It is likely that if either Mary left the apple, or Lily is yellow, then Bernhard is green.
hypothesis: There is a better than even chance that julius is a swan, or Bernhard is green.
valid_hypothesis: There is a better than even chance that julius is a swan, or Bernhard is green.
invalid_hypothesis: There is almost no chance that julius is a swan, or Bernhard is green.
hypothesis_assertion: Julius is a swan, or Bernhard is green.