[[0, ["start", 21], 920, 240, [null, 1]],
[1, "forward", 938, 286, [0, 2, 3]],
[2, ["number", 100.0], 1009, 286, [1, null]],
[3, "right", 938, 328, [1, 4, null]],
[4, ["number", 90], 996, 328, [3, null]]]