context: There is little chance that Mary moved to the garden. It is impossible that Lily is white. Chances are slight that Sandra left the football.
hypothesis: It is probably the case that either Mary moved to the garden, or Sandra left the football.
valid_hypothesis: We doubt that either Mary moved to the garden, or Sandra left the football.
invalid_hypothesis: It is probably the case that either Mary moved to the garden, or Sandra left the football.
hypothesis_assertion: Either Mary moved to the garden, or Sandra left the football.