Annotated Chess Game 11493226 by 64squaresofpain

Mate in 19 for Black, English opening

1. c4 e5 2. g3 Ng8f6 3. Bf1g2 Bf8c5 4. e4
? This move creates permanent dark-square weaknesses
4... Nb8c6 5. Nb1c3 d6 6. Ng1f3 Bc8g4 7. h3
Further kingside weaknesses, and the Bishop for Knight is a favourable trade for Black
7... Bg4xf3 8. Qd1xf3 Nc6d4
Knight sees hole, Knight jumps in hole
9. Qf3d3 Qd8d7 10. O-O O-O 11. Nc3d5 Nf6xd5
Knight sees Knight in hole, Knight jumps on Knight in hole
12. exd5 f5
Black's pawns gain a lot of space on the Kingside now
13. Rf1e1 Ra8e8 14. f3
? Probably one weakening move too many
14... Nd4xf3
Double check
15. Kg1f1 e4 16. Qd3c2 f4
Opening dangerous lines up, and the King is short of flight squares
17. Re1xe4 Re8xe4
If 18.QxR, 18... Nh2+ 19.Ke1 Re8 wins the Queen and the f pawn marches
18. Bg2xf3
However this is a mate in 2