(;
AB[ar][fr][lr][bq][dq][fq][jq][kq][lq][cp][dp][fp][jp][pp][bo][eo][io][jo][en][fn][gn][hn]
AW[ls][br][cr][dr][er][gr][jr][kr][mr][cq][eq][hq][iq][ep][ip][fo][go][ho]
C[Black plays.

Source:
    Tesuji Dictionary, Vol. 1, Hasami-tsuke 38];
B[hr]
C[The only move.  How Black can cause trouble here with White having so much eye space is simply amazing.]
(;
W[ir]
C[If White makes the obvious move to capture the throw-in stone, ...];
B[gq]
C[... then Black has a free atari here.]
(;
W[hs]
C[If White captures the stone, ...];
B[hp]
C[... then Black has this snapback to save his stones.];
W[fs];B[gp]
)
    (;
    W[hp]
    C[White does not have time to save his 3 upper stones.];
    B[gs];W[es];B[fs]
    C[And the White stones to the left will lose the capture race.]
    )
)
    (;
    W[fs]
    C[Defending from the other side cannot avoid a loss.];
    B[gp];W[hp]
    C[And if White defends the top 3 stones, ...];
    B[ir]
    C[... then Black makes an even bigger capture of the 4 stones to the right.]
    )
)

