Beginner Exercise 226 / Solution

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This problem is half a joke in itself, but it is still a real problem! Anyway, it is never a good idea to send four B2 bombers in a collision course!

[Diagram]
Analysis.  

A simple analysis to make is that if we add the four black+circle stones, then the shape becomes a crossed five, with a being the vital point.

[Diagram]
Solution.  

So B1 makes a play on the point of symmetry. If B1 is played anywhere else, White at B1 kills.

[Diagram]
Solution.  

Later, W2 and B3 are miai, and W4 and B5 are miai.

[Diagram]
Solution.  

And W6 and B7 are miai as well. So all the B2 bombers are saved!


/Discussion



Beginner Exercise 226 / Solution last edited by PJTraill on November 18, 2019 - 15:33
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