(;GM[1]FF[4]SZ[19]
GN[White 2 ko threat or bluff?]
PC[http://senseis.xmp.net/?TsumegoFromGames3]AP[GoWiki:2009]
DT[2017-03-03]
C[Diagram from http://senseis.xmp.net/?TsumegoFromGames3

White 2 ko threat or bluff?]
PL[B]

AB[na][oa][ob][pb][rb][pc][pd][ne][oe][pe][qe][qf][og][pg][qg][rg][rh][ri][si][nj][pj][rj][ok][pl][nm][om][pm][qm]
AW[ma][mb][nb][nc][oc][rc][md][nd][me][re][nf][of][pf][ng][nh][oh][ph][qh][qi][qj][pk][qk][rk][ql][rl][sl]

;B[sk]C[B1]MN[1]
;W[qb]C[W2]MN[2]
;B[sj]C[B3]MN[3]

;
)
