In order to run the Triple Option successful, specific defenders and areas must be cancelled.
They are the following:
#1 and #2- By the Quarterback.
#3- By the Playside A-Back
Near Deep Defender– By the Playside Receiver.
Action Key– By the Center, B-Back, and one of the Guards (Action key on Playside=Playside Guard; Action Key on Midline=Backside Guard)
Backside A-gap– Backside Guard
Backside B-gap– Backside Tackle
Backside Corner– Backside Receiver
For those of you unfamiliar with the count system, the following video shows you how this all comes to life: https://www.youtube.com/watch?v=IquI53l2_9E