Anchor: First, they established and used an evolutionary approach to develop products that made the capture of design and manufacturing knowledge a more manageable task.
Entailed: To begin with they approached product development in a progressive, iterative manner so as to enable the research and development discoveries more controllable and supportable.
Contradiction: They adopted a haphazard method for getting the work done.
Contradiction: I received an acceptance letter from George congratulating me for my successful submission.
Contradiction:  There was a group of people who looked more alert than the rest.
Contradiction: It is difficult to imagine Safire waxing apologetic in any situation. 
Contradiction: The women are acting.