Anchor: The great navigator's remains were returned to Portugal in 1538 but his tombstone can still be seen on the south side of the church, set in the floor with a brass rail.
Entailed: The grave no longer houses the navigator's remains, but his tombstone still stands. 
Contradiction: His body lies near this church. 
Contradiction: A man is watching TV.
Contradiction: The models are only good for small movements.
Contradiction: New product development programs are always guaranteed failure.
Contradiction: Where appropriate the statements include performance measures.