(;
AB[ld][me][mf][nd][od][pd][qd][kg][pj][pp][jp]
AW[cc][dp][qc][pc][oc][nc][mc][md][le][ke]
TR[kg]
C[White's response to the marked play?

Takemiya as Black has built up thickness at the top, but how would he follow-up against various White strategies to negate that influence?

Source:
    Go the Natural Way!, Takemiya Masaki 9P
    American Go Journal, pp. 30-31, Vol. 30, No. 1, 1996]
(;
W[ql]
C[This invasion is certainly worthy of consideration.  Black cannot hope to capture this stone.]
(;
B[qj]
C[Although descending here is a powerful move, the lower right corner is weak.];
W[qp]
C[White can secure his group as follows.];
B[qq];W[qo];B[rq];W[on];B[op];W[ok]
TR[jp][kg]
C[White makes acceptable shape, and the marked stones have lost some of their value.  Black has played too mildly here.]
)
    (;
    B[qn]
    C[Black should play this more severe checking extension.];
    W[rj]
    C[White can slide into the big top area, but ...];
    B[pl]
    C[... Black can strengthen his center position.];
    W[qm];B[pm];W[rn];B[ro];W[qo];B[pn];W[rp];B[qk]
    C[After this severe move, Black is clearly better than the previous variation.];
    W[rl]
    C[For example, White can defend, but ...];
    B[qp]
    C[... Black continues to improve his shape.]
    )
)
    (;
    W[qn]
    C[Another possible approach, and the move from the game.]
    (;
    B[qo]
    C[A standard way of playing, but Takemiya doesn't like this plan.];
    W[pn];B[np];W[pl];B[qj];W[mm]
    TR[kg][jp]
    C[Black has already given up big territory on the top edge in exchange for setting up the position with the two marked stones.  But with this move, White has escaped out into the center and neutralizes those marked stones to a great extent.]
    )
        (;
        B[ql]
        C[In the game, Takemiya played here to maximize pressure.];
        W[qq]
        C[White's only recourse is to invade the corner.];
        B[qp]
        C[For consistency with Black's previous strategy, Black must block on this side to emphasize the right side, which is more important than building thickness for the lower side.];
        W[pq];B[op];W[rp];B[ro];W[rq];B[rn];W[nq];B[np];W[mq];B[mp]
        C[Black's framework is impressive.];
        W[kj]
        C[White must make inroads into the moyo, but ...];
        B[ij]
        C[... Black can control the flow of the game by attacking.  Takemiya (Black) went on to win this game.]
        )
    )
)

