Anchor: Julia, his girlfriend, was already unhappy that his computer programs were more important to him than a woman, and now she couldn't stand how the chair's presence in bed made them a threesome.
Entailed: His girlfriend's name was Julia.
Contradiction: He had a boyfriend named Julia.
Contradiction: A dog is running in the grass.
Contradiction: I can even lubricate and get underneath the car myself. 
Contradiction: No analysis has been conducted on water quality initiatives.
Contradiction: Things are beginning to get a little rough, but that'll work.