(;
AB[mb][lc][ld][od][pd][qd][me][ne][kf][lf]
AW[md][le][kb][kc][kd][ke][jf]
PL[W]
C[White's best endgame play?]
(;
W[mc]
C[In a game situation, many players might be happy with the result from the following forcing sequence.  But this move is inferior!];
B[lb];W[nb];B[nc];W[ma]
C[White's squeeze here looks pretty good, but ...];
B[nd];W[la];B[ob];W[na];B[oa];W[ka]
C[... Black ends in sente.]
)
    (;
    W[ma]
    C[This odd-looking move is the correct endgame tesuji.]
    (;
    B[nb]
    C[Giving way here is the best that Black has.];
    W[lb];B[mc];W[na];B[oa];W[la];B[ob]
    C[White not only reduces the corner in sente, but also makes 1 point more territory-wise than the main line.]
    )
        (;
        B[lb]
        C[Mistake.];
        W[nb]
        C[After White hanes here, Black cannot avoid a big loss.]
        (;
        B[la]
        C[For example, this descent is too greedy.];
        W[mc];B[na];W[ka]
        C[Disaster for Black.]
        )
            (;
            B[nc]
            C[And if Black blocks here, ...];
            W[la]
            C[... White squeezes in sente to reduce Black's corner even more.]
            )
        )
        (;
        B[na]
        C[Also a mistake.];
        W[mc]
        C[Black is going to have to take a bigger loss than necessary.]
        (;
        B[lb];W[nb]
        )
            (;
            B[nc];W[lb]
            )
        )
    )
)

