Anchor: A football player is have having his knee looked at by the teams staff.
Entailed: A football player is being examined.
Contradiction: The football player is doing squats in the exercise facility.
Contradiction: We will not achieve our goal because we lack the personnel.
Contradiction: Normally, a computer was built to take different conditions.
Contradiction: Increasing savings has no effect on the GDP rate of growth.
Contradiction: The quality of the last car we bought wasn't as high as we expected it to be.