Anchor: A girl is walking up a hill.
Entailed: A person  is walking up a hill.
Contradiction: A boy is walking up a hill.
Contradiction: The best way to make progress is to measure things in the paper dollar.
Contradiction: Children are staring out of a window
Contradiction: The volley ball teams are riding on a bus.
Contradiction: The best places illustrating this general rule can be found on four particular streets.