Anchor: The efficient and accurate pricing of options has helped to make the economy more efficient.
Entailed: The economy has been made more efficient by accurate option pricing.
Contradiction: The economy has been made less efficient because of accurate option pricing.
Contradiction: Two people watch a football game
Contradiction: It's actually about two hours from the northern border, so more southern and western areas.
Contradiction: a little boy is building a castle
Contradiction: We ran from the cabin to the train.