Anchor: young boys in a martial arts studio practicing punches.
Entailed: There is a karate master teaching children.
Contradiction: Young boys are playing.
Contradiction: I don't understand what you mean by that.
Contradiction: Urea is safer than ammonia for SCR systems.
Contradiction: Covering residents made less mistakes as to not disappoint those they were covering for.
Contradiction: Going down the staircase lets one see close-ups of the cathedral's construction.