Setup as shown.
2 dribbles to the pylon at the sideline, while 4 goes to the high post asking for the ball.
2 passes to 4, 2 moves to 4 and cuts hard to the corner.
4 moves the ball and pivots to follow 2.
4 passes to 2 in the corner and moves to the middle post.
4 gets the ball back from 2 makes his move and scores.
4 rebounds its own ball and goes to the top.
At the same time 1 starts to dribble to the side line and 2 cuts to the high post repeating the drill.