Anchor: I believe, Miss Howard, that it was you who found this sheet of brown paper? He held up the same dusty piece which Poirot and I had examined in the morning-room at Styles. 
Entailed: Poirot and I had examined the dusty piece of paper he held up.
Contradiction: There was no paper found by anyone.
Contradiction: Beef from Argentina was considered too much of a risk by the agency.
Contradiction: Woman  sitting in a chair with white stars in front of a brick wall.
Contradiction: They are playing inside the union building.
Contradiction: Every day the time was checked for all the routes.