Anchor: But they conclude that all the choices available to Witztum and Rips created wiggle room, thus permitting the authors' biases to corrupt the results.
Entailed: All the choices created wiggle room.
Contradiction: There were no choices available.
Contradiction: The man is playing a guitar.
Contradiction: Bike riders are beaming as they rid in the urban area
Contradiction: The Phantom Menace will be so bad no tickets will be sold.
Contradiction: Two dogs look at each other.