Minecraft wiki entry for Curved_roofs, associated text: 8, 8, 8, 6, 6, 6, 4, 4, 4, 2, 2, 2
8, 8, 8, 6, 6, 6, 4, 4, 4, 2, 2, 2
8, 8, 8, 6, 6, 6, 4, 4, 4, 2, 2, 2
8, 8, 8, 6, 6, 6, 4, 4, 4, 2, 2, 2
…
8, 8, 8, 6, 6, 6, 4, 4, 4, 2, 2, 2
8, 8, 8, 6, 6, 6, 4, 4, 4, 2, 2, 2
Done!