n2d4b m2d4 l2d4bc k2d4b j2d4

ybd4 xbd4bc wbd4b vbd4 ubd4bc

9kc4bc 8kc4b 7kc4 6kc4bc 5kc4b

kub4b jub4 iub4bc hub4b gub4

v3a4 u3a4bc t3a4b s3a4 r3a4bc