Anchor: There are three ancient gates into the city, and hist- orians claim the Carthaginians initially constructed a wall here, though there are no remains of it.
Entailed: The wall disappeared over the years.
Contradiction: Only two gates lead into the city.
Contradiction: The people are sitting inside the restaurant.
Contradiction: The Gothic town hall is an imposing expression of civic dignity.
Contradiction: It took him about half of his estimated four hours.
Contradiction: A few do well on quality tests.