O8 carries the ball down the wing. D4 goes out to close them down, and the center backs (D2 and D3) drop toward the goal.
D4 shows O8 outside, toward the end line. D3 takes the near post area, D2 and D1 the far post, D6 and D7 the edge of the box.
O8 crosses toward the near post. D3 is on the side the ball comes from, ahead of O9, and the GK stays in goal.
D3 heads it high and wide. D8 gets to the clearance first, and the defenders step out of the box together.
The ball is out of the danger area. O's forwards have come back out of the box with D's line, and D8 has the ball.