Check-mated on the 12th move

Strength White Black

Excellent 1 7

Good 1 1

Inaccuracy (?!) 0 1

Mistake (?) 0 1

Blunder (??) 1 1

Forced 0 0

Best Move 80.0% 30.0%

Avg. Diff 0.38 1.25

1. e4 e5

2. d3

C20: King’s Pawn Opening: Leonardis Variation

2… Qf6

INACCURACY (+0.75) A better move was 2… Nf6

(2… Nf6 3. Nf3 Nc6 4. Be2 d5 5. exd5 Nxd5 6. O-O Be7 7. c4)

3. Nf3 g5

MISTAKE (+2.22) The best move was 3… Nc6

(3… Nc6 4. Be3 Nd4 5. Bxd4 exd4 6. c3 Qb6 7. Qc2 d5 8. Nxd4)

4. Bxg5 Qg6

5. Nc3 d6

6. Qe2 Bg4

7. O-O-OBLUNDER (-1.43) The best move was 7. Nxe5

(7. Nxe5 Qxg5 8. Nxg4 Nc6 9. Nd5 O-O-O 10. Nge3 Nge7 11. f4 Qg7)

7… Bxf3

8. Qxf3 Qxg5+

9. Kb1 Nc6

10. Nd5 O-O-O

11. Qxf7 Nh6

BLUNDER (♔ MATE IN 1) The best move was 11… Nge7

(11… Nge7 12. g3 Qg6 13. Qxg6 hxg6 14. h4 Kb8 15. Bh3 Nxd5 16. exd5)

12. Qxc7#

There is no necessity for further elaboration.

Thanks for following the moves.