-- 0 - nothing
-- 1 - brown
-- 2 - sand
-- 3 - white wool
-- 4 - black wool
-- 5 - pink wool
pic = {
    {0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 0, 0},
    {0, 1, 2, 2, 2, 1, 1, 2, 2, 2, 1, 0}
}

row = 2
column = 1
slot = 0
for row=1, 2 do
    for column=1, 12 do
      slot = pic[row][column]
      if slot == 0 then
        turtle.forward()
      else
        turtle.select(slot)
        turtle.placeDown()
        turtle.forward()
      end
    end
    turtle.turnLeft()
    turtle.forward()
    turtle.turnRight()
    for column = 1, 12 do
      turtle.back()
    end
end