Anchor: The first was in  the use of several forms of data within a single case study in order to give many reference points for verifying patterns and ruling out alternative explanations in order to achieve what evaluators call internal validity.
Entailed: The first was in using several forms of data within a case study in order to give multiple reference points and verify patterns.
Contradiction: The last was in using several forms of data within a case study in order to give multiple reference points and verify patterns.
Contradiction: The roads are probably always fin.
Contradiction: Well it is Mr Poirot himself!
Contradiction: The UPN's new series is about a trash collector.
Contradiction: The chef is holding a fresh bread in the kitchen.