Anchor: He's a London specialist; a very clever man, one of the greatest living experts on poisons, I believe."
Entailed: That man is one of the most talented experts on poisons.
Contradiction: She's a specialist in all kinds of poisons.
Contradiction: A man wearing purple looks away while a woman in orange grins at the camera.
Contradiction: I study Computer Science and I am interested in voice systems.
Contradiction: There is no difference.
Contradiction: Jacopo della Quercia's marble altar is located in the fourth chapel in the left aisle.