(;
AB[ja][kb][kc][ob][oc][pb][lc][ld][le][sc][bd][nd][ne][nf][pd][qd][re][bf][cf][df][pf][dg][dh][di][og][qg][nh][rh][ri][rj][ci][cj][bj][pj][dk][qk][ql][bm][bn][em][en][fm][dn][do][gn][go][co][io][jo][lo][qo][qp][hp][hq][hr][kp][mp][dq][eq][fq][nq][nr][pq][er][gr][ir][jr][ks]
AW[jb][jc][lb][mb][qb][qc][rb][cc][mc][md][me][pc][dd][fd][od][oe][rd][be][ce][je][af][bg][cg][ah][ch][oh][oi][oj][qh][qi][qj][bi][ei][ck][pk][pl][pm][cm][cn][dm][rm][fn][kn][ko][qn][bo][eo][ep][ho][po][ap][cp][cq][dp][fp][gp][ip][iq][lp][lq][bq][br][gq][jq][kq][mq][dr][kr][cs][ls]
PL[W]
C[White's response to the marked play?

Source:
Go World #28, pp. 24-25,  Summer 1982
Fujisawa Shuko 9P(W) v. Rin Kaiho 9P,
Commentary:  Ishida Yoshio 9P]
TR[le]
(;
W[mf]
C[In the game, Shuko ran out here for a sound reason, viz., ...];
B[kf];W[mg]
C[... after running out with this group to create more liberties, White has threats in the top right corner.

The problem is that White's previous move misses a big opportunity.

The details are not relevant here, but the following sequence is just one possibility for both sides.];
B[kh];W[qa];B[rc];W[sb];B[sd];W[oa];B[nc];W[pa]
C[White links up the dead corner stones along the top edge.]
)
    (;
    W[lf]
    C[Both players misread the outcome for this severe hane.

White (Shuko) didn't play here, because of trusting Rin's judgement on Black's marked previous move!]
    TR[le];
    B[mf]
    C[One possible semeai sequence follows.];
    W[ke];B[ia];W[hb];B[ma]
    (;
    W[la]
    C[White hallucinated that blocking here was the only response.];
    B[ka]
    C[White loses the semeai by a move.

But the variation to White's previous move shows a better way.]
    )
        (;
        W[kd]
        C[Correct move.];
        B[ka];W[ib]
        C[Now White wins the semeai, and Black collapses on the top.]
        )
    )
)

