[Event "Queen's Gambit Declined: Harrwitz Attack"]
[Site "https://chessily.com/openings/"]
[Result "*"]

1. d4 Nf6 (1... d5 2. c4 e6 3. Nc3 Nf6 (3... Be7 4. Nf3 Nf6 5. Bf4 O-O 6. e3 b6) 4. Bf4 (4. Nf3 Be7 5. Bf4 O-O 6. e3 c6)) 2. c4 e6 3. Nf3 (3. Nc3 d5 4. Nf3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. c5) d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 (6... Nbd7) 7. dxc5 Bxc5 8. Qc2 Nc6 9. Rd1 (9. a3 Qa5 10. O-O-O) Qa5 10. a3 *
