Anchor: Three kayakers have just crossed over a white water rapid and the back ends of their kayaks are about 40% submerged.
Entailed: Three people are in kayaks.
Contradiction: Three people are carrying kayaks over their heads on the trail.
Contradiction: Two elderly men are using wheelchairs.
Contradiction: the man is looking out of the bus window
Contradiction: The football player is sitting alone.
Contradiction: The wall is the same color as the man's clothing.