(;GM[1]FF[4]SZ[19]
GN[''a'' or ''b''?]
PC[http://senseis.xmp.net/?BQM116]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BQM116

''a'' or ''b''?]
PL[W]

AB[ec][dd][fd][jd][nd][pd][dj][pj][pn][dp][fp][jp][pp]
AW[fc][ld][qf][cn][nq]
LB[ne:b][oe:a]

;W[oc]C[W1]MN[1]
;B[nc]C[B2]MN[2]
;W[od]C[W3]MN[3]
;B[lc]C[B4]MN[4]

;LB[ne:b][oe:a]
)
