EVENT
BOARDSIZE 19
SETUP W D16 D14 R3 O2 O3 N4 O5 O6 P6 P7 P8 O9 R8 M5 D4 G5 J4 K4 L4 
SETUP B F17 L17 R16 R11 Q4 P3 P2 Q6 S5 O7 N7 N6 N5 M4 M3 L3 K3 H3 G3 
MARK \t@M5 \t@N5 \t@N6 \t@N7 \t@O7
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Problem 29. Black to play.  

Black's marked stones are in danger, and he can't capture the
marked white one because the ladder is unfavourable. What should
Black do ? 
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B 1 L5
USER
CORRECT ANSWER
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COM
Correct Answer.

Black should atari with 1, ...
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W 2 M6
B 3 L7
COM
... then cast a net with 3.
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W 4 L6
B 5 K6
W 6 K5
MARK 1@L5
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White can capture the stone at 1, but ...
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B 7 M7
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... she gets squeezed in the sequence to 7.
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W 8 L5
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After White 8, ...
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B 9 J6
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... Black makes good shape with 9 and ends in sente, ...
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W 10 H5
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... since White is forced to connect at 10.
<=
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