Anchor: A boy rides his skateboard up an incline next to a fence.
Entailed: A child is outside near a fence.
Contradiction: A child rides a scooter on a path in a park.
Contradiction: The robots don't move, they are dropped in to release toxins then picked up. 
Contradiction: A woman is standing in front of a Jazz Festival sign.
Contradiction: National saving in 2000 was relatively high compared to past U.S experience. 
Contradiction: The boy smiles for the camera.