Chess Board
[ECO code A52]
BUDAPEST DEFENCE
to Smothered Mate (via Adler Var.)
White's Queen's Rook's Pawn to QR3(a3) defends his K5(e4) pawn by attacking Black's bishop pin.
Black's KKt5(g4) Knight takes the K5(e5) pawn to recoup his initial gambit and attack White's QBP, but the move leaves Black's dark bishop en prise.
    White  Black	White  Black
 1. P-Q4   Kt-KB3    5.	B-B4   B-Kt5 ch
 2. P-QB4  P-K4	     6.	QKt-Q2 Q-K2
 3. PxP    Kt-Kt5    7.	P-QR3  KKtxKP
 4. Kt-KB3 Kt-QB3   Main 5W,4W route
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