GRAB TO THE WRIST
Attacker grabs wrist.
Twist your hand towards attackers thumb so that the attackers palm naturally faces up.
With your fingers on the attackers palm and thumbs behind just above the wrist, twist the palm outwards.
Twist and point the attackers palm over the shoulder and point his little finger towards the ground.
Attacker is brought to the ground. Restrain at arms length by pointing attackers fingers towards their elbow.