Anchor: Some people are walking on a walkway in front of a mural on the side of a building.
Entailed: People are walking
Contradiction: The people are sitting at a table
Contradiction: Winston Churchill was lucky that he was defeated by Attlee's Labor Party because Indian independence was imminent. 
Contradiction: The Rua da Praia Grande has shaded benches under the trees.
Contradiction: I never get calls from my husband unless it's something urgent.
Contradiction: Groundbreaking was supposed to take place six months ago.