context: A mother shading her baby with an umbrella as she and her partner climb the stairs.
hypothesis: There is almost no chance that two fathers maneuver their baby strollers into a foyer.
valid_hypothesis: There is almost no chance that two fathers maneuver their baby strollers into a foyer.
invalid_hypothesis: We believe that two fathers maneuver their baby strollers into a foyer.
hypothesis_assertion: Two fathers maneuver their baby strollers into a foyer.