(;GM[1]FF[4]SZ[19]
GN[[tderz\]: different ko]
PC[http://senseis.xmp.net/?XuanxuanQijingProblem43/Attempts]AP[GoWiki:2009]
DT[2013-04-01]
C[Diagram from http://senseis.xmp.net/?XuanxuanQijingProblem43/Attempts

[tderz\]: different ko]
PL[B]

AB[no][po][qo][ro][so][op][sp][nq][nr]
AW[pp][qp][rp][sq][or][rr]

;B[sr]C[B1]MN[1]
;W[qq]C[W2]MN[2]

;
)
