begin with 3 staggered vertical lines with the second person in the first line with the disc
1 cuts straight out
1 makes an in-cut to the backhand side and 2 throws it to 1, meanwhile 4 cuts diagonally out
4 makes an in-cut to the backhand side and 1 throws it to 4, meanwhile 2R cuts diagonally out
2R makes an in-cut to the backhand side and 4 throws it to 2R, meanwhile 1 goes to the front of the second line
2R runs the disc back to 3 and joins the back of the first line as 4 joins the third line
drill starts over