Anchor: He sat watching the smoke of the two burning houses rise into the night air.
Entailed: He watched the smoke of two burning buildings.
Contradiction: He watched as only one house burned.
Contradiction: Technological innovation has not had any impact on sales of electric power.
Contradiction: Jesse Helms is on Annan's side.
Contradiction: Steelworker jobs increase with productivity growth.
Contradiction: A woman is upside down.