1... Qg3+!! 2. Kh1

2. fxg3? Rxf1+ 3. Kh2 R8f2+ 4. Kh3 Rh1#.

2... Qh3+?

2... e3!! wins in all variations, e.g., 3. Ra7 Qh3+ 4. Kg1 exf2+ 5. Rxf2 Qg3+! 6. Rg2 (6. Kh1 Qh4+) 6... Rf1#.

3. Kg1 Qg3+

1/2-1/2

Annotator(s): J. J. Walsh; Werner Golz & Paul Keres (see sources).

Source(s): Irish Times, July 30, 1964 p. 13, August 20, 1964 p. 10, January 30, 1973 p. 5 and July 20, 1999 p. 28; Werner Golz and Paul Keres,Chess Combination as a Fine Art (Pitman, 1976), pp. 136-7, 235; Charles Hertan, Forcing Chess Moves: The Key to Better Calculation (New in Chess, 2008), p. 235.

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