Beginner Exercise 139 / Solution

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Solution

[Diagram]

Solution

The sequence from W1 to W5 makes use of special properties in the corner to create a ko. If B6 connects at W1, then W7 at a will enlarge the ko.



Failure

[Diagram]

Failure

The atari at B3 is careless. B4 makes a descent, and there is no way to capture the black+circle stones.



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