▍MARKER
before after pattern
X1 Y1 X2 Y2 x y xy
product 1 16 7 12 5
product 2 17 15 25 41
product 3 20 8 40 20
▍ARROW
X1 Y1
X2 Y2 margin x2 y2
product 1
1
product 2
2
product 3
3