GokyoShumyoSection2Problem20/Attempts

[Diagram]

xela: W3 and W5 are a standard combination to undermine the eye at 'a'.

[Diagram]

variation

[Diagram]

unkx80: You may want to consider this variation.

[Diagram]

xela: White continues this way? White 'a' next, and black can't escape... but it looks messy. Is there a better way?

(If W7 throws in at the marked stone, then B8 at W7 makes a seki.)

Yohei: W1 looks ok, but the W3, B4 exchange is bad timing.

[Diagram]

Black needs to answer W3 at B4 (or at a, but this makes very little difference), and now white can exchange W5 for B6.

[Diagram]

xela: On second thoughts, this looks better. Black can't play 'a'.

[Diagram]


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