KoFightExercise1/Solution

Sub-page of KoFightExercise1
[Diagram]

White should win the ko now

W1 should win the ko. B2 saves his four stones. W3 is a 2 pt. reverse sente. Result: W +11. (Black has captured a stone at circle.)

[Diagram]

Mistake

W5, B8 take ko.

W1, replying to Black's threat, is a mistake.

[Diagram]

Mistake (continued)

W13 wins ko.

B12 threatens another ko, but White cannot afford to reply to the threat. When B14 takes the ko, White has no threat. Result: B +1.


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