EVENT
BOARDSIZE 19
SETUP W D16 E17 D14 F14 G14 G15 K17 K16 L14 O17 P13 P12 Q12 N12 N11 O13 Q5 R4 R3 S2 C4 D4 E4 E3 F4 F5 M4 N4 O5 L5 K5 
SETUP B F17 F16 H16 J16 J14 H14 G13 J12 Q16 O16 N17 Q14 P11 Q10 O12 O11 Q7 C3 D3 E2 F3 G3 G4 H6 J4 K4 L4 M3 N3 O3 Q3 R2 
MARK A@O16 B@O13 C@N17 D@N12 E@O11 F@N11
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Problem 54. Black to play.  

The game in Problem 48 continued with the sequence to White F.
What should Black do now ? 
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B 1 N10
USER
CORRECT ANSWER
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Correct Answer.

The hane of Black 1 severely attacks White's stones.
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W 2 M10
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If White 2, ...
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  VAR
  W 2 N13
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  If White defends against the cut by connecting at 2, ...
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  B 3 M10
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  ... Black will extend to 3 and ...
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  W 4 L11
  B 5 K9
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  ... White's stones are trapped and eyeless after Black 5.
  <=
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B 3 N13
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... Black cuts at 3 and ...
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W 4 N14
B 5 M13
W 6 O14
B 7 M14
W 8 M15
B 9 M11
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... captures two stones with the sequence to 9.
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W 10 N15
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White connects at 10, but her stones at the top are in trouble.
<=
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