Beginner Exercise 173 / Solution

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Solution

For this problem, I will accept two answers.

[Diagram]

Solution 1

W1 makes two eyes at the bottom, because Black cannot play at a.

[Diagram]

Solution 2

This solution works too. After W1, if Black a, then White b; if Black b, then White c as in Beginner Exercise 172.



Failure

[Diagram]

Failure

W1 invites the atari at B2. White can only live by fighting the ko with W3.



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