(;GM[1]FF[4]SZ[19]
GN[White to move]
PC[https://senseis.xmp.net/?GokyoSeimyoVolume3Problem16/Solution]AP[GoWiki:2009]
DT[2023-02-14]
C[Diagram from https://senseis.xmp.net/?GokyoSeimyoVolume3Problem16/Solution

White to move]
PL[W]

AB[cj][ck][bl][cm][cn][do][dp][bq][dq][br]
AW[cl][dl][dm][dn][eo][ep][eq][cr][dr][fr][bs]
CR[bq][br]

;W[bp]C[W1]MN[1]
;B[cq]C[B2]MN[2]
;W[bn]C[W3]MN[3]
;B[bm]C[B4]MN[4]
;W[co]C[W5]MN[5]

;CR[bq][br]
)
