(;GM[1]FF[4]SZ[19]AP[goproblems.ru]
AB[fb][bc][cc][dc][fc][oc][bd][qd][cf][oh][qh][fm][qn][co][dp][ep][fp][pp][cq][fq][qq][gr][qr]
AW[gc][cd][dd][ed][be][ce][ge][ch][mi][qj][ck][gm][nm][gn][gp][np][dq][eq][gq][oq][pq][fr][hr]
G;W[tt]C[90
Ход черных.
]LB[jd:C][fk:E][pk:D][fl:B][er:A]
(;B[er]
C[A = 2
]LB[jd:C][fk:E][pk:D][fl:B][er:A])
(;B[fl]
C[B = 4
]LB[jd:C][fk:E][pk:D][fl:B][er:A])
(;B[jd]
C[C = 2
]LB[jd:C][fk:E][pk:D][fl:B][er:A])
(;B[pk]
C[D = 2
]LB[jd:C][fk:E][pk:D][fl:B][er:A])
(;B[fk]
C[E = 5
]LB[jd:C][fk:E][pk:D][fl:B][er:A]))
