Anchor: People practicing martial arts in a training hall.
Entailed: People are practicing martial arts.
Contradiction: People practicing football in a training hall.
Contradiction: The Postal Rate Commission encouraged the Postal Service to increase rates and fees in order to make a larger profit. 
Contradiction: It is very easy for Applied to build bombs.
Contradiction: The man is falling down.
Contradiction: It is easiest to play before 10 am or late in teh evening if you aren't used to our weather.