Anchor: And because you're buying options, you're left with nothing.
Entailed: You're left with nothing given that you're buying options.
Contradiction: You're left with gadgets given that you're buying them.
Contradiction: The cup is black
Contradiction: A middle-aged man is at his desk.
Contradiction: It was actually opened sometime in the 18th century.
Contradiction: There is a man sitting on the concrete wall.