(;GM[1]FF[4]SZ[19]
GN[Problem 27]
PC[http://senseis.xmp.net/?NihonKiInDanLevel]AP[GoWiki:2009]
DT[2009-09-06]
C[Diagram from http://senseis.xmp.net/?NihonKiInDanLevel

Problem 27]
PL[B]

AB[pa][ra][ob][pc][qc][rc]
AW[na][nb][qb][nc][oc][pd][qd][rd][rf]

;B[rb]C[B1]MN[1]

;
)
