Anchor: The metro (subway) is the fastest way to move around the city, but the buses, both in the capital and the other big towns, are best for taking in the sights.
Entailed: The metro and bus each has its own merits. 
Contradiction: You should take the bus for long distance travelling. 
Contradiction: The museum is on the outside.
Contradiction: A child runs through the ocean.
Contradiction: the two men are playing tennis
Contradiction: An increase in payroll taxes would be required to avoid a shortfall for 75 years.