Anchor: Recognizing that the Internet effectively wipes out national borders, and fearing that the development of new technologies may be impeded by inconsistent tax policies, the federal government has been studying the issue of international tariffs on Internet transactions.
Entailed: The government has been studying how international tariffs effect internet transactions.
Contradiction: The government doesn't conduct studies on anything.
Contradiction: a dog is running
Contradiction: I think I'm obliged to tell you that I'm a virgin.
Contradiction: One black boxer sits and listens to his coach.
Contradiction: The show jumper is on a horse.