(;
AB[ce][ch][cg][cj][dq][co][io][jo][jp][lm][fc][fd][fe][ff][gg][if][kf][mf][me][md][ob][oc][od][oe][of][pe][og][qf][rf][rl][sl][sm][rn][qn][qm][qo][on][om][rp][sp][sq]
AW[dc][cd][ed][ee][ef][dg][dh][di][id][hc][kd][ld][mc][nc][nd][ne][qd][pf][qg][ph][rh][qi][ni][rk][sk][ql][pl][ml][mm][mn][qr][rq][sr][qp][pp][po][oq][kr][iq][ip][fq]
C[White (Shusaku) plays.

Source:
    How Would You Play Here?
    Miyamoto Naoki
    "Go World" #15, p. 41]
PL[W];
LB[bf:A][cl:B][im:C][nb:D]
C[Hint:  A, B, C, or D?]
PL[W]
(;
W[bf]
C[Shusaku correctly plays here.];
B[cf];W[be]
LB[cb:A]
C[White takes profit, while preventing Black's placement at A.]
(;
B[ck]
C[White's upper left play is even bigger, because Black has to defend here.]
)
    (;
    W[ci]
    C[If Black ignores this area, White can push through and cut.];
    B[bi];W[bh];B[bg];W[bj]
    C[Black loses the upper left group.]
    )
)
    (;
    B[cb]
    C[Shusaku's game move is good timing that prevents this placement sequence.

Black threatens to link up to the top or the left.];
    W[be]
    C[White has to force here.];
    B[bf];W[de];B[cf];W[db];B[bd];W[bc];B[ae];W[bb]
    C[White has to defend the corner in gote.]
    )
    (;
    W[cl]
    C[Starting a fight here looks severe, but is unwise.];
    B[dj]
    C[Black can simply push up, after which White has no good reply.]
    )
    (;
    W[im]
    C[Attacking the lower center group here looks like the vital point, but ...];
    B[go]
    C[... after Black jumps out, White's center stone will probably turn out to be more of a burden than an asset.]
    )
    (;
    W[nb]
    C[A good move, but too early.];
    B[cb]
    C[Black will play this top left sente sequence shown earlier.]
    )
)

