Transition pin-down - 1 reverses the ball to 4, downscreens for 2, who curls it to the opposite corner and 1 pops to the corner, creating a triple gap for 4.
(Option - 2 can backcut, rejecting the screen)
2
(Variations)
- 4 trails 1 into a dribble handoff with 2, rolls to the basket (zoom action)
- fan cut - 1 passes to 4 and pushes 2 thru, 4 attacks the gap.