(;GM[1]FF[4]SZ[19]
GN[1) Thin]
PC[http://senseis.xmp.net/?BQM558]AP[GoWiki:2009]
DT[2012-01-13]
C[Diagram from http://senseis.xmp.net/?BQM558

1) Thin]
PL[B]

AB[pp][oq]
AW[qn][np][nq]
CR[oq]
LB[po:a][op:b]

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

;CR[oq]
LB[po:a][op:b]
)
