(;GM[1]FF[3]SZ[19]
AW[nb][jc][mc][qc][qd][me][oe][qe][qg]AB[ob][qb][oc][pc][rc]PL[W]C[White to play and kill.
(Xuan Xuan Qi Jing, Guan Zi Pu)];W[ra]
(;B[rd];W[re];B[rb];W[oa];B[pa];W[na];B[sd];W[sb])
(;B[rb];W[oa];B[pa];W[na];B[rd];W[re];B[sd];W[sb]))