Left inside block
Block attackers right arm punch using inside left arm block.
Add a pre-release – punch to chest, kick , glancing blow to right of next etc.
Be aware and ready to block a punch from the A left hand.
Move right leg in between attackers legs then around the back of his left leg (ie. you will move your own right leg to the right and behind).
Hook uke’s ankle / leg with your foot.
Push on attackers left shoulder using right hand and sweep leg at same time.
Attacker will fall to ground.