Anchor: A martial arts contest takes place in a ring in front of spectators.
Entailed: A martial arts programs took place in front of crowd.
Contradiction: A martial arts contest are not allowed to take place
Contradiction: Abraham Zapruder used his camera every day despite the tragedy. 
Contradiction: A loan of that time is not very desirable.
Contradiction: I am sure you should not quit at all.
Contradiction: "That might be feasible in some places."