You are upside, opponent lies on his back and you can not hold him.
You grip his left hand palm with your three fingers side little finger of right hand. Your position become to upside of his shoulder.
You isolate his hand from his body, in this case, your weight load on his body or face.
When opponent's hand fully is far from his body, you entwine his arm with your left hand, take your right wrist, you take contrary og his arm joint.