Chess Board
[ECO code C51]
EVANS GAMBIT DECL. - Trap Var. (Mate)
Black's fatal Q5(d4) knight removed White's queen on K7(e2) to end the discovered check.
White's Q7(d7) Knight to KB6(f6) reveals mate by double check, from KKt and (discovered) light B.
    White  Black     7.	P-Kt5  PxP
 1. P-K4   P-K4	     8.	BxP    Kt-B3
 2. Kt-KB3 Kt-QB3    9.	B-R3   KtxKP
 3. B-B4   B-B4	    10.	Q-K2   KtxBP?!
 4. P-QKt4 B-Kt3    11.	KtxP   Kt-Q5??
 5. P-QR4  P-QR3    12.	KtxQP ch KtxQ
 6. P-R5!? B-R2	    13.	Kt-B6 mate
Checkmate: Undo or Jump or Mates or Clear