(;GM[1]FF[4]SZ[19]
GN[If Black fights back, the outcome depends entirely on the situation on the left, i. e. whether Black can connect or make a second eye there.]
PC[https://senseis.xmp.net/?GSATEProblem63]AP[GoWiki:2009]
DT[2024-11-16]
C[Diagram from https://senseis.xmp.net/?GSATEProblem63

If Black fights back, the outcome depends entirely on the situation on the left, i. e. whether Black can connect or make a second eye there.]
PL[B]

AB[rb][nc][oc][rc][kd][md][nd][rd][me][qe][qf][lg][pg][mh][nh][ph]
AW[ra][ob][qb][pc][qc][od][qd][ne][pe][nf][pf][ng]
LB[kc:a][lc:b]

;B[pa]C[B1]MN[1]
;W[nb]C[W2]MN[2]
;B[qa]C[B3]MN[3]
;W[lb]C[W4]MN[4]
;B[mb]C[B5]MN[5]
;W[ma]C[W6]MN[6]
;B[jb]C[B7]MN[7]
;W[mc]C[W8]MN[8]
;B[jc]C[B9]MN[9]

;LB[kc:a][lc:b]
)
