Anchor: Performance  State Experiences and Implications for the Federal Government (GAO/AFMD-93-41, Feb. 17, 1993).
Entailed: This was written on 1993 on the month of February.
Contradiction: This was written in the 12th century on the month of July.
Contradiction: There is no tool used for measurement.
Contradiction: The girl is smiling.
Contradiction: The building has only ever been a jail. 
Contradiction: The cave is a great place to find some shade away from the midday sun.