: ( 738d)
Capturing White's two stones at the right immediately is Black's only option to not lose the game.

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White starts the reduction of Black's upper left corner.

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This seems to by Black's most straightforward reply.

We think that other options in the corner, e.g. or , will not result in a better score for Black.

Playing the solid move of , instead, would save his two stones, but also leave the corner wide open. White would win with ease (by about six points).

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According to our analysis, playing at , instead, will result in a change in the order of moves.

(Referenced by 1092l)

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Black must live at the right, as he lost too much in the upper left corner.

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Black is unable to block at , as he will be unable to win the ko after White's cut at .

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White starts the endgame with her series of territory-reducing moves at the left side of the board.

We determine the territory count in the non-shaded area of the board:

• Black got nine points of territory (, ).
• White got 13 points of territory (, , ).
• White has a surplus of four points, so ...

Black wins by two points.