2-7-3 4 5 7 5-7--- 1-8-1 2 3 4 1-8--- Y 2 u [7u] Y [3u] [4o] 5 [7u] 5-7-d-- [1D]-[8f] f [1D] [2f] [3h] [4f] [1d] s 8--- [2u] u [7i] o [3i] [4o] [5p] [7s] [5p] s [7d] f f h jhff [1d]fds[8p] o [1f] 2 [3f] 4 [1p]-8--- Y 2 u [7u] Y [3u] [4o] 5 [7u] 5-7-d-- [1D]-[8f] f [1D] [2f] [3h] [4f] [1d] s 8-d f f [2f]-7-[3f] [4g] [5h] [7D] [5f]-[7f] D s p Y u 1-8-1 2 3 4 1-8