Tactics (39)

Position from Smyth - Helms (New York 1915) [1] with Black to move and win.

Solution: 22.- Qg2+!! (the real deal!) 23.Kxg2 Rxg3#

22.- exf5 would also have won, but not that crushing.

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[1] An interesting article by Edward Winter can be found here: http://www.chessbase.com/newsdetail.asp?newsid=6998

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