Anchor: These changes would increase revenue by another nine-tenths of a billion dollars.
Entailed: Revenue could be increased by another nine-tenths of a billion dollars.
Contradiction: The changes would lead to a reduction in revenue.
Contradiction: All of the programs use the same approach to accomplish their purpose. 
Contradiction: two men play music
Contradiction: Kids are flying a kite.
Contradiction: The Puerta del Sol is just a few steps away from the hotel.