ChessOnlineFree.com Replay and analyse ogo8s691

Inaccuracy: 3 Mistake: 1 Blunder: 5

Inaccuracy: 1 Mistake: 2 Blunder: 3

[Event "Casual game"]
[Site "/ogo8s691"]
[Date "2019-12-10"]
[White "Anonymous"]
[Black "Affenmann"]
[Result "0-1"]
[WhiteElo "?"]
[BlackElo "1751"]
[PlyCount "44"]
[Variant "standard"]
[Annotator ""]

1. d4 f5 2. b3 Nf6 3. Nc3 g6 4. Bb2 Bg7 5. Qd3 O-O 6. O-O-O c6 7. a4 a5 8. f3 Na6 9. e4 $6 { Inaccuracy. Best was g1h3. } 9... Nb4 $6 { Inaccuracy. Best was f5e4. } 10. Re1 $4 { Blunder. Best was d3d2. } 10... fxe4 $4 { Blunder. Best was b4d3. } 11. Qe3 $6 { Inaccuracy. Best was d3d2. } 11... b5 $2 { Mistake. Best was d7d5. } 12. Nxe4 $6 { Inaccuracy. Best was a4b5. } 12... bxa4 13. f4 $2 { Mistake. Best was b3a4. } 13... axb3 $2 { Mistake. Best was f6e4. } 14. Qh3 $4 { Blunder. Best was e3b3. } 14... Nxc2 $4 { Blunder. Best was b3c2. } 15. Re2 $4 { Blunder. Best was e4f6. } 15... a4 16. Rf2 $4 { Blunder. Best was e4f6. } 16... Nxe4 17. Rf3 $4 { Blunder. Best was f2c2. } 17... a3 $4 { Blunder. Best was d8a5. } 18. Ba1 $4 { Checkmate is now unavoidable. Best was f3b3. } 18... b2+ 19. Bxb2 axb2+ 20. Kxb2 Nxd4 $2 { Lost forced checkmate sequence. Best was d8b6. } 21. Kc1 $4 { Checkmate is now unavoidable. Best was f3a3. } 21... Qb6 $6 { Detected checkmate in 5 moves, but player moved for mate in 7. Best was a8a1. } 22. Rd3 Ra1# 0-1

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https://www.ChessOnlineFree.com/game/ogo8s691/black

Opening A80 Dutch Defense