Anchor: A group of people consisting of 6 people are waiting somewhere while 4 of them are talking to each other.
Entailed: some people wait near another group who chat
Contradiction: two men chat alone
Contradiction: I was very slow.
Contradiction: A man is at a park.
Contradiction: Certified Mail is cheap to the Postal Service and the consumer.
Contradiction: The death penalty went the other way.