About Ko in a Semeai Between
Two One-Eyed Groups (2012)
[ Shared Ko-Shape & Outside Ko for White ]
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In addition, White has got an outside ko ( |
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///: EX = 2 |
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) here. White has five ko-fight liberties, Black has four ko-fight liberties, so EX = 1.
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, because White will capture the central ko with
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