context: There is little chance that Greg is green. There is almost no chance that Brian is yellow. Chances are slight that Bernhard is a frog. There is little chance that if Brian is yellow, or Bernhard is a frog, then Bill dropped the milk. Chances are slight that if either Greg is green, or Bernhard is a frog, then Julius is gray. It is highly unlikely that if Greg is green, or Bernhard is a frog, then Mary is in the garden.
hypothesis: It is almost certain that mary is in the garden, or Bill dropped the milk.
valid_hypothesis: There is almost no chance that mary is in the garden, or Bill dropped the milk.
invalid_hypothesis: It is almost certain that mary is in the garden, or Bill dropped the milk.
hypothesis_assertion: Mary is in the garden, or Bill dropped the milk.