(;
AB[pd][dp][pp][bp][cp][cq][cr][dn][dr][ds][ed][ef][eh][ei][en][eo][fj][gj][gn][hi][io][kd][kg][kh][ki][kn][li][md][np][od][qf]
AW[bo][cd][cg][cm][cn][co][di][dj][do][dq][ej][ep][eq][er][fk][gp][hd][hg][jf][jp][jq][kf][lf][lh][mh][mp][nf][nj][nq]
TR[mp]
C[Black's response to the marked hane?

Source:
    American Go Journal, Summer 1992, Vol. 26, No. 3, p. 5
    "Masterpieces of Handicap Go"
    Dr. Ikeda Toshio  vs.  Rin Kaiho, Meijin
    Commentary:  Takagi Shoichi 9p]
(;
B[oq]
C[The game line, but too easy on White.];
W[no];B[op];W[mq];B[pn];W[el];B[hl];W[jd]
C[After a few forcing moves, White keeps sente here with the big move at the top.  White has made up significant ground on the 3 stone handicap.]
)
    (;
    B[mq]
    C[Black should crosscut here.]
    (;
    W[op];B[no];W[oq];B[oo];W[mr];B[pq];W[lq];B[qn]
    C[If White plays this sequence to capture Black's crosscut stone, White becomes overconcentrated on the bottom.  Moreover, White fails to create access to the center to help White's top center group.]
    )
        (;
        W[or]
        C[White can also try to slip into the corner, but ...];
        B[no];W[qq];B[lp];W[mr];B[mo];W[lr]
        C[... Black has sente and a very strong position to attack the top center group.

The following sequence is possible.];
        B[jd]
        LB[ie:A]
        C[Threatens A.];
        W[id];B[cc];W[bc];B[ge]
        LB[ie:A]
        C[Again threatens A.];
        W[gd];B[dd];W[ce];B[db]
        LB[ie:A][bb:B]
        C[Black once again threatens A, and also sets up a large move at B.]
        )
    )
)

