var root = createBox([1.0, 0, 0], [1, 1, 1]);
var back = createBox([0, 0, 0], [0.5, 0.5, 0.5]),
top = createBox([0, 0, 0], [0.6, 0.5, 0.2]),
topright = createBox([0, 0, 0], [0.5, 0.5, 0.5]),
backback = createBox([0.5, 0.5, 0], [0.4, 0.4, 1]);
attachBoxToFace(back, FRONT, backback);
attachBoxToFace(back, BACK, backback);
attachBoxToFace(top, LEFT, topright);
attachBoxToFace(top, RIGHT, topright);
attachBoxToFace(root, FRONT, back);
attachBoxToFace(root, BOTTOM, top);
attachBoxToFace(root, BACK, back);
attachBoxToFace(root, TOP, top);
ROOT = root;