Anchor: three dogs play together.
Entailed: Friendly dogs play together.
Contradiction: A group of dogs are fighting.
Contradiction: The gun control fanatics are not saying a word about gun control.
Contradiction: Charles Steward Parnell was a member of the parliament.
Contradiction: Profit margins are only mentioned in Figure 11.
Contradiction: I said something but was unhappy with myself for saying it.