Anchor: My room was in the left wing, and looked out over the park. 
Entailed: My room overlooked a park.
Contradiction: My room overlooked a fountain.
Contradiction: Electricity consumption has not been measured yet.
Contradiction: Two moped riders are driving on a road.
Contradiction: The train is empty.
Contradiction: This idea to invade people's privacy with no warranted reason is purely symbolic.