[Event "Nimzo-Indian Defense"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "?"]
[Black "?"]
[Result "*"]
[Annotator "Decatur Chess"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O Nc6 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7 11. Bd3 e5 12. Qc2 *
(4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. f3 h6 9. Bh4 d5 10. e3 Nbd7 11. cxd5 Nxd5 12. Bxd8 Nxc3 13. Bg5 Nd5) *
(4. a3 Bxc3+ 5. bxc3 O-O 6. f3 d5 7. cxd5 exd5 8. e3 b6 9. Ne2 Ba6 10. Nf4 c5 11. dxc5 bxc5 12. Be2) *
(5. Ne2 c5 6. a3 Bxc3+ 7. Nxc3 cxd4 8. exd4 d5 9. Bd3 dxc4 10. Bxc4 O-O 11. O-O b6 12. Bg5 Bb7 13. Re1 Nbd7) *
