The dog breed is big and fierce. There will be those who like to bite, sometimes will take over the whole owner, sometimes there are gentle ones who cannot protect the owner. To avoid such cases, such dogs need to be strictly trained.
The dog training will help them with discipline, have emboldened and ready to attack the enemy when the master signal.
This is an exercise to attack a stranger, a bandit, to protect the owner when ordered.
The clip depicts a stranger trying to intimidate or attack a dog owner. When the dog owner began to order the dog to attack, defeat the opponent immediately. For the case of bandits, thieves, then you can order the dog to chase the bandits.