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Ivanchuk in Istanbul

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9/14/2012 – The first player has sacrificed a piece to invade with his rook on the 7th rank, but the calm 24.Raf1 in the diagram position would allow the excuse 24...Qxg2+. The alternative 24.gxh7+ Kxf7 leads to ... A) ... a white victory by force B) ... perpetual check C) ... a winning position for Black ChessBase Magazine, larger diagram and solution.

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Ivanchuk in Istanbul

The first player has sacrificed a piece to invade with his rook on the 7th rank, but the calm 24.Raf1 in the diagram position would allow the excuse 24...Qxg2+. The alternative 24.gxh7+ Kxf7 leads to ...

A) ... a white victory by force
B) ... perpetual check
C) ... a winning position for Black

Solution

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