: ( 548kea)
Black gives counter-atari.

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White captures Black's single stone.

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White gives counter-atari in the corner, being ready for the forthcoming ko fight.

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White's first ko threat utilises Black's "new" weakness in the centre.

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Black reduces White's eye space in the corner.

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White's second ko threat in the centre of the board.

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Black connects his single stone that was in atari.

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White's third ko threat in the centre.

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Black further reduces White's eye space in the corner.

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White ends the ko fight at the top.

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Black connects his troops by capturing White's single stone.

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White spoils Black's eye shape.

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Even after this move, Black will be unable to create a real eye for his group.

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Black's potential eye in the corner has gone.

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Black prepares the ground for another ko fight in the corner.

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White starts the ko fight.

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Black's move is the suicidal desperate measure that we have seen so often before.

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White continues with the Main Semeai, heading for the Punishment Semeai that she will win now, due to Black's previous "ko threat".

White might even continue the ko fight by recapturing at , because Black does not have effective (but non-suicidal) ko threats available. Quite contrary, every White move in the Main Semeai is a ko threat for her.

White will win the game by a large margin.