Anchor: To keep growing, it will have to win over new users who may be tempted by easier-to-use hand-held devices and specialized e-mail and Internet machines.
Entailed: it will have to win over new users
Contradiction: it will not have to win any users.
Contradiction: Young adults are making love
Contradiction: That following quest was as sharp as the previous one. 
Contradiction: Dogs are pushing the water onto them
Contradiction: A man is skateboarding.