(;GM[1]FF[4]SZ[19]
GN[How the problem arose]
PC[http://senseis.xmp.net/?TsumegoFromGames65]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?TsumegoFromGames65

How the problem arose]
PL[B]

AB[dc][pd][ce][oo][oq]
AW[jc][qm][dp][qp][mq]
LB[lq:a]

;B[lp]C[B1]MN[1]
;W[mp]C[W2]MN[2]
;B[mo]C[B3]MN[3]
;W[lo]C[W4]MN[4]
;B[kp]C[B5]MN[5]
;W[ko]C[W6]MN[6]
;B[jp]C[B7]MN[7]
;W[jo]C[W8]MN[8]
;B[np]C[B9]MN[9]
;W[ip]C[W10]MN[10]

;LB[lq:a]
)
