Anchor: In other transfer papers on program evaluation, we have emphasized the importance of validity.
Entailed: The importance of validity was emphasized in other transfer papers.
Contradiction: There was no emphasis on the importance of validity any of the transfer papers.
Contradiction: The dog is sitting under a tree.
Contradiction: The stops take three minutes from start to finish. 
Contradiction: Three people play hackysac in the park.
Contradiction: You can get to Blackpool by taking the M6 road, south of Kendal.