(;GM[1]FF[4]SZ[19]
GN[Main line]
PC[http://senseis.xmp.net/?GokyoShumyoSection1Problem53/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection1Problem53/Solution

Main line]
PL[W]

AB[kb][rb][kc][lc][qc][rc][nd][rd][ke][me][qe][mf][of][qf]
AW[lb][mb][pb][qb][mc][pc][md][pd][qd]
LB[pa:a]

;W[oa]C[W1]MN[1]
;B[nb]C[B2]MN[2]
;W[nc]C[W3]MN[3]
;B[qa]C[B4]MN[4]
;W[ne]C[W5]MN[5]
;B[oe]C[B6]MN[6]
;W[od]C[W7]MN[7]
;B[ob]C[B8]MN[8]
;W[la]C[W9]MN[9]
;B[na]C[B10]MN[10]

;LB[pa:a]
)
