Anchor: I admit a good deal of my concern is self-motivated.
Entailed: Most of my concern comes from myself.
Contradiction: I am not at all concerned.
Contradiction: A man is running a race.
Contradiction: San'doro explained that a fight may put you in a peculiar situation. 
Contradiction: The climber is naked and singing "hit me baby one more time".
Contradiction: We don't find a lot of those but they'll be running four to six on the weekends.