Anchor: A young man on a bicycling is jumping up the stairs on his bike.
Entailed: A man is outdoors.
Contradiction: A man is eating lunch in the park.
Contradiction: There haven't been any studies on this topic and there don't seem to be any public health implications.
Contradiction: The women are all females.
Contradiction: Too much flexibility led to many different problems. 
Contradiction: There is a car on the side of the road.