Anchor: A boy skateboards down the railing of some graffiti stairs
Entailed: A boy is skateboarding on a railing.
Contradiction: A boy is playing a clarinet.
Contradiction: The postal service has seven subclasses of letters.
Contradiction: There is no reimbursement for the transfer of cash.
Contradiction: The GAO website will direct you to the congressional library to view volumes of federal appropriation law.
Contradiction: Four people are in a building.