t-u t r-u r w e i e w u w u t-u t r-u r w e i e w u w u [3t]-u [2t] [2r]-u [4r] [4w] e i [3e] [3w] u w [3u] [3t]-u [2t] [2r]-u [4r] [4w] e i [3e] [3w] u w [3u] [3t]-u [2t] [2r]-u [4r] [4w] e i [3e] [3w] u w [3u] [3t]-u [2t] [2r]-u [4r] [4w] e i [3e] [3w] u w [3u] [3t]-u [2t] [2r]-u [4r] [4w] e i [3e] [3w] u w [3u] [3t]-u [2t] [2r]-u [4r] [4w] e i [3e] [3w] u w [3u] [3u]-u [2t] [2r]-u [4r] [4w] e i [3e] [3w] u o [3u] [3u]-u [2t] [2r]-u [4r] [4w] e i [3e] [3w] u o [3u] [3u]-u [2t] [2r]-u [4r] [4w] e i [3e] [3w] u o [3u] [3u]-u [2t] [2r]-u [4r] [4w] e i [3e] [3w] u w [3u] [3u] - 2 [2y] - 4 [4t] - 3 [3w] - 3 [3u] - 2 [2y] - 4 [4t] - 3 [3w] - 3 [3u] - 2 [2y] - 4 [4t] - 3 [3w] - 3 [3u] - 2 [2y] - 4 [4t] - 3 [3w] - 3 [3u] - 2 [2y] - 4 [4t] - 3 [3w] - 3 [3u] - 2 [2y] - 4 [4t] - 3 [3w] - 3 [3u] - 2 [2y] - 4 [4t] - 3 [3w] - 3 [3u] - 2 [2y] - 4 [4t] - 3 [3w] - 3