(;GM[1]FF[4]SZ[19]
GN[Black's best move?]
PC[http://senseis.xmp.net/?BQM292]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BQM292

Black's best move?]
PL[B]

AB[oc][dd][qd]
AW[op][qp][cq]
LB[hc:a][lc:b][qm:d][mq:c]

;B[qj]C[B1]MN[1]
;W[jc]C[W2]MN[2]
;B[jq]C[B3]MN[3]
;W[cj]C[W4]MN[4]

;LB[hc:a][lc:b][qm:d][mq:c]
)
