context: It is almost certain that Bernhard is white. We doubt that Mary went to the kitchen. Chances are slight that Brian is yellow.
hypothesis: There is almost no chance that either Mary went to the kitchen, or Bernhard is white.
valid_hypothesis: We believe that either Mary went to the kitchen, or Bernhard is white.
invalid_hypothesis: There is almost no chance that either Mary went to the kitchen, or Bernhard is white.
hypothesis_assertion: Either Mary went to the kitchen, or Bernhard is white.