design.txt

color 1 1 0
up
forward 80
left 90
forward 80
loop 40 {
  up
  forward 10
  down
  loop 4 {
    forward 5
    right 90
  }
  up
  right 180
  forward 10
  right 180
  right 9
}
origin
right 90
forward 95
left 90
loop 15 {
  down
  color  0 0 0
  forward 5
  color 0 1 0
  left 90
  up
  forward 4
  loop 3 {
    down
    right 135
    forward 5
    right 90
    forward 5
    right 135
    up
    forward 7
    right 90
    forward 4
    left 90
  }
  left 90
  forward 17
  color 0 0 0
  right 90
  up
  forward 10
  right 90
}
origin
up
right 90
forward 100
left 180
color 0 1 0
down
forward 200
origin
up
forward 75
right 90
forward 25
color 1 0 1
left 90
down
forward 4
right 180
forward 8
right 180
forward 4
right 90
forward 10
right 90
forward 8
right 180
forward 16
right 180
forward 8
left 90
forward 4