(;GM[1]FF[4]CA[UTF-8]AP[GOWrite:2.3.48]SZ[19]ST[1]PB[ ]PW[ ]GN[ ]FG[256:Diagram 1]GOWRITEFG[mergeTitleRange]PM[2]
;B[dp]
;W[do]
;B[dn]
;W[dm]
;B[dl]
;W[en]
(
;B[cm]
;W[cn]
;B[em]
)
(
;B[cn]
)

)