(;
AB[jc][lc][qc][od][cf][if][kf][lf][mf][nf][of][pf][qf][rg][rh][ri][li][qk][ql][ml][pl][cn][fn][kn][dp][jp][pp][qp][cq][cr][qq][kr]
AW[hc][nc][oc][pc][cd][dd][fd][pd][rd][le][qe][se][rf][ng][og][qg][sg][ih][kh][lh][mh][pi][qi][ok][pk][nm][lo][fp][hp][dq][eq][lq][oq][pq]
C[Black's response to the marked play?

Source:
    Jung Hoo Lee (B) v. June-Ki Beck
    2003 Fujitsu qualifier
    Commentary:  Liping Huang 6P
    American Go Journal, V37 #2, p. 23]
TR[hp]
(;
B[kp]
C[In the game, Black played this slow move.  This peep looks forcing, but ...];
W[hn]
C[... White correctly ignores the peep to take this key point for both sides.];
B[lp];W[no];B[mq];W[op]
C[Black hasn't really gained anything on the lower side from pushing through after the peep.]
(;
B[hl]
C[Also ineffective.];
W[gn];B[fm];W[di]
C[With a stronger lower left group, White can take this big left side point.]
)
    (;
    B[di]
    C[Black should support the left side here instead, and then wait for later opportunities to recover from White's gain from the exchanges on the lower side.]
    )
)
    (;
    B[hn]
    C[Black should have taken the vital point.];
    W[jq]
    C[As just one example, if White attaches here, ...];
    B[kq]
    C[... Black has the following sequence.];
    W[kp];B[ko];W[lp];B[ip];W[iq];B[hq];W[hr];B[gq];W[ir];B[gr];W[lr];B[hs];W[ks];B[is];W[jr];B[gp]
    C[Clearly better for Black than the game line.  Even locally, Black has more territory than White.]
    )
)

