(;
AB[pd][pp][np][dp][jc][nd][dd]
AW[qn][qf][pj][lq]
C[Black's response to the marked play?

Source:
    "All About the Pincer", Takagawa Shukaku
    Go World #8, p. 39]
TR[lq]
(;
B[mq]
C[The worst way for Black to play.

Black's 2 space extension is oriented for creating outside influence, not making territory.];
W[lp]
C[White is the one who creates outside influence.];
B[qo]
C[Black repeats the same mistake.];
W[pn];B[rn];W[rm];B[ro];W[ql]
C[Black may be relieved that the corner group is alive, but this whole sequence is a miserable failure for exploiting the potential of the original one-space enclosure.]
)
    (;
    B[nn]
    C[Also a slack move.];
    W[hq]
    LB[iq:A]
    C[After Black's mild response, White can safely extend to here or A.]
    )
    (;
    B[iq]
    LB[ip:A]
    C[A positive approach is to pincer here or at A.];
    W[lo]
    C[If White safely jumps out toward the center, ...]
    (;
    B[nn]
    LB[io:A]
    C[... Black 2-space jump is good.  Black now threatens A.];
    W[io]
    C[So White will cap here to avoid Black's play here.];
    B[gp]
    C[But Black now has this profitable move.  Black can be more than satisfied with this exchange.]
    )
        (;
        B[io]
        C[Jumping here immediately is possible, but ...];
        W[nn]
        C[... White gains outside influence.];
        B[rp]
        LB[pn:A]
        C[Black has this move (or A) to live, but this sequence has the drawback of giving White center moyo possibilities.]
        )
    )
)

