EVENT
BOARDSIZE 19
SETUP W C16 D16 G17 R10 P10 Q6 R6 Q5 D4 C6 D10 
SETUP B L17 P16 R16 R12 R5 R4 Q3 P4 K4 F3 B10 C14 
MARK \t@B10
COM
Problem 95. White to play.  

Black has just played the marked stone. How should White respond
? 
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W 1 C11
USER
CORRECT ANSWER
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COM
Correct Answer.

White should play 1 ...
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  VAR
  W 1 C10
  COM
  Failure.

  The combination of White 1 ...
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  B 2 B11
  W 3 B9
  COM
  ... and 3 is often seen, but in this case, ...
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  B 4 C12
  MARK 2@B11
  COM
  ... Black is able to stabilise his stones with 2 and 4.
  <=
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    VAR
    B 4 D12
    MARK @@C12
    COM
    Failure for Black.

    Instead of playing at @, Black must not jump to 4 here.
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    W 5 C11
    COM
    White can push with 5, ...
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    B 6 C12
    W 7 B13
    COM
    ... then make a placement at 7.
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    B 8 B12
    W 9 B14
    COM
    After White 9, Black's stones are without eyes.
    <=
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    ENDVAR
  ENDVAR
B 2 B11
W 3 B12
COM
... and 3.
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B 4 C12
W 5 C13
B 6 D12
W 7 B14
B 8 D13
W 9 B13
MARK 3@B12 1@C11
COM
With the sequence to 9, Black's stones are split into two groups.
This problem is similar to Problem 9. This kind of a position
often occurs, so White 1 and 3 is a nice combination to remember.
<=
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