(;GM[1]FF[4]SZ[19]
GN[Solution]
PC[http://senseis.xmp.net/?ShikatsuMyokiTsumegoSeries5/Solution]AP[GoWiki:2009]
DT[2012-10-30]
C[Diagram from http://senseis.xmp.net/?ShikatsuMyokiTsumegoSeries5/Solution

Solution]
PL[W]

AB[pa][ra][nb][ob][pc][qc][rc][rd][qf][pg]
AW[ma][mb][sb][mc][nc][oc][pd][qd][sd][qe][re][pf][qg]

;W[qb]C[W1]MN[1]
;B[rb]C[B2]MN[2]
;W[pb]C[W3]MN[3]
;B[qa]C[B4]MN[4]

;
)
