4 downscreens for 2 but only one step below the foul line, then cuts back to the ball for a pass, and 1 cuts to the basket for a pass from 4.
2
If instead the ball goes to 2, 3 steps out, 5 starts across the lane, 1 comes off a backscreen from 5 just after 3 gets a pass from 2. 5 second cuts back to the ball. 3 can pass to 1 if X5 does not help on the screen, or to 5 if X5 does help.