(;GM[1]FF[4]SZ[19]
GN[Diag 5.2 One possible continuation]
PC[http://senseis.xmp.net/?XuanxuanQijingProblem17/Solution]AP[GoWiki:2009]
DT[2013-04-01]
C[Diagram from http://senseis.xmp.net/?XuanxuanQijingProblem17/Solution

Diag 5.2 One possible continuation]
PL[B]

AB[oq][qq][rq][nr][or][qs]
AW[on][pn][no][qo][ro][mp][lq][lr][pr][qr][ns][ps]

;B[rr]C[B1]MN[1]
;W[sq]C[W2]MN[2]
;B[sr]C[B3]MN[3]
;W[rs]C[W4]MN[4]

;
)
