Kept on Wikipedia:List of ECO codes
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This is a list of the codes used to classify chess openings in the Encyclopaedia of Chess Openings. The five-volume encyclopaedia was first published by Chess Informant between 1974 and 1979, under the editorship of Aleksandar Matanović.
Table
| ECO code | Moves | Main article |
|---|---|---|
| A00 | 1.g3, 1.b4, etc.[1] | Irregular |
| A01 | 1.b3[1] | Nimzowitsch–Larsen Attack |
| A02 | 1.f4[1] | Bird's Opening |
| A03 | 1.f4 d5[1] | |
| A04 | 1.Nf3[1] | Zukertort Opening |
| A05 | 1.Nf3 Nf6[2] | |
| A06 | 1.Nf3 d5[2] | |
| A07 | 1.Nf3 d5 2.g3[2] | |
| A08 | 1.Nf3 d5 2.g3 c5 3.Bg2[2] | |
| A09 | 1.Nf3 d5 2.c4[2] | Réti Opening |
| A10 | 1.c4[3] | English Opening |
| A11 | 1.c4 c6[3] | |
| A12 | 1.c4 c6 2.Nf3 d5 3.b3[3] | |
| A13 | 1.c4 e6[3] | |
| A14 | 1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.0-0[3] | |
| A15 | 1.c4 Nf6[4] | |
| A16 | 1.c4 Nf6 2.Nc3[4] | |
| A17 | 1.c4 Nf6 2.Nc3 e6[4] | |
| A18 | 1.c4 Nf6 2.Nc3 e6 3.e4[4] | |
| A19 | 1.c4 Nf6 2.Nc3 e6 3.e4 c5[4] | |
| A20 | 1.c4 e5[5] | Reversed Sicilian |
| A21 | 1.c4 e5 2.Nc3[5] | |
| A22 | 1.c4 e5 2.Nc3 Nf6[5] | |
| A23 | 1.c4 e5 2.Nc3 Nf6 3.g3 c6[5] | |
| A24 | 1.c4 e5 2.Nc3 Nf6 3.g3 g6[5] | |
| A25 | 1.c4 e5 2.Nc3 Nc6[6] | |
| A26 | 1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6[6] | |
| A27 | 1.c4 e5 2.Nc3 Nc6 3.Nf3[6] | |
| A28 | 1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6[6] | |
| A29 | 1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.g3[6] | |
| A30 | 1.c4 c5[7] | Symmetrical English |
| A31 | 1.c4 c5 2.Nf3 Nf6 3.d4[7] | |
| A32 | 1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 e6[7] | |
| A33 | 1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 e6 5.Nc3 Nc6[7] | |
| A34 | 1.c4 c5 2.Nc3[7] | |
| A35 | 1.c4 c5 2.Nc3 Nc6[8] | |
| A36 | 1.c4 c5 2.Nc3 Nc6 3.g3[8] | |
| A37 | 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3[8] | |
| A38 | 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6[8] | |
| A39 | 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6 6.0-0 0-0 7.d4[8] | |
| A40 | 1.d4[9] | Queen's Pawn Game |
| A41 | 1.d4 d6[9] | |
| A42 | 1.d4 d6 2.c4 g6 3.Nc3 Bg7 4.e4[9] | |
| A43 | 1.d4 c5[9] | Benoni Defence |
| A44 | 1.d4 c5 2.d5 e5[9] | |
| A45 | 1.d4 Nf6[10] | Indian Defence |
| A46 | 1.d4 Nf6 2.Nf3[10] | |
| A47 | 1.d4 Nf6 2.Nf3 b6[10] | |
| A48 | 1.d4 Nf6 2.Nf3 g6[10] | |
| A49 | 1.d4 Nf6 2.Nf3 g6 3.g3[10] | |
| A50 | 1.d4 Nf6 2.c4 b6[11] | |
| A51 | 1.d4 Nf6 2.c4 e5[11] | |
| A52 | 1.d4 Nf6 2.c4 e5 3.dxe5 Ng4[11] | |
| A53 | 1.d4 Nf6 2.c4 d6[11] | Old Indian Defence |
| A54 | 1.d4 Nf6 2.c4 d6 3.Nc3 e5 4.Nf3[11] | |
| A55 | 1.d4 Nf6 2.c4 d6 3.Nc3 e5 4.Nf3 Nbd7 5.e4[12] | |
| A56 | 1.d4 Nf6 2.c4 c5[12] | |
| A57 | 1.d4 Nf6 2.c4 c5 3.d5 b5[12] | Benko Gambit |
| A58 | 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6[12] | |
| A59 | 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 Bxa6 6.Nc3 d6 7.e4[12] | |
| A60 | 1.d4 Nf6 2.c4 c5 3.d5 e6[13] | Modern Benoni |
| A61 | 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6[13] | |
| A62 | 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 0-0[13] | |
| A63 | 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 0-0 9.0-0 Nbd7[13] | |
| A64 | 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 0-0 9.0-0 Nbd7 10.Nd2 a6 11.a4 Re8[13] | |
| A65 | 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4[14] | |
| A66 | 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4[14] | |
| A67 | 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Bb5+[14] | |
| A68 | 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Nf3 0-0[14] | |
| A69 | 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Nf3 0-0 9.Be2 Re8[14] | |
| A70 | 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3[15] | |
| A71 | 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Bg5[15] | |
| A72 | 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 0-0[15] | |
| A73 | 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 0-0 9.0-0[15] | |
| A74 | 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 0-0 9.0-0 a6 10.a4[15] | |
| A75 | 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 0-0 9.0-0 a6 10.a4 Bg4[16] | |
| A76 | 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 0-0 9.0-0 Re8[16] | |
| A77 | 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 0-0 9.0-0 Re8 10.Nd2[16] | |
| A78 | 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 0-0 9.0-0 Re8 10.Nd2 Na6[16] | |
| A79 | 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 0-0 9.0-0 Re8 10.Nd2 Na6 11.f3 Nc7[16] | |
| A80 | 1.d4 f5[17] | Dutch Defence |
| A81 | 1.d4 f5 2.g3[17] | |
| A82 | 1.d4 f5 2.e4[17] | Staunton Gambit |
| A83 | 1.d4 f5 2.e4 fxe4 3.Nc3 Nf6 4.Bg5[17] | |
| A84 | 1.d4 f5 2.c4[17] | |
| A85 | 1.d4 f5 2.c4 Nf6 3.Nc3[18] | |
| A86 | 1.d4 f5 2.c4 Nf6 3.g3[18] | |
| A87 | 1.d4 f5 2.c4 Nf6 3.g3 g6 4.Bg2 Bg7 5.Nf3[18] | |
| A88 | 1.d4 f5 2.c4 Nf6 3.g3 g6 4.Bg2 Bg7 5.Nf3 0-0 6.0-0 d6 7.Nc3 c6[18] | |
| A89 | 1.d4 f5 2.c4 Nf6 3.g3 g6 4.Bg2 Bg7 5.Nf3 0-0 6.0-0 d6 7.Nc3 Nc6[18] | |
| A90 | 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2[19] | |
| A91 | 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7[19] | |
| A92 | 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 0-0[19] | |
| A93 | 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 0-0 6.0-0 d5 7.b3[19] | |
| A94 | 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 0-0 6.0-0 d5 7.b3 c6 8.Ba3[19] | |
| A95 | 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 0-0 6.0-0 d5 7.Nc3 c6[20] | |
| A96 | 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 0-0 6.0-0 d6[20] | |
| A97 | 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 0-0 6.0-0 d6 7.Nc3 Qe8[20] | |
| A98 | 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 0-0 6.0-0 d6 7.Nc3 Qe8 8.Qc2[20] | |
| A99 | 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 0-0 6.0-0 d6 7.Nc3 Qe8 8.b3[20] | |
| B00 | 1.e4[21] | King's Pawn Game |
| B01 | 1.e4 d5[21] | Scandinavian Defence |
| B02 | 1.e4 Nf6[21] | Alekhine's Defence |
| B03 | 1.e4 Nf6 2.e5 Nd5 3.d4[21] | |
| B04 | 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3[21] | |
| B05 | 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4[22] | |
| B06 | 1.e4 g6[22] | Modern Defence |
| B07 | 1.e4 d6 2.d4 Nf6[22] | |
| B08 | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7[22] | |
| B09 | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7[22] | |
| B10 | 1.e4 c6[23] | Caro–Kann Defence |
| B11 | 1.e4 c6 2.Nf3 d5 3.Nc3 Bg4[23] | |
| B12 | 1.e4 c6 2.d4[23] | |
| B13 | 1.e4 c6 2.d4 d5 3.exd5 cxd5[23] | |
| B14 | 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3[23] | |
| B15 | 1.e4 c6 2.d4 d5 3.Nc3[24] | |
| B16 | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ gxf6[24] | |
| B17 | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7[24] | |
| B18 | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5[24] | |
| B19 | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 Nd7[24] | |
| B20 | 1.e4 c5[25] | Sicilian Defence |
| B21 | 1.e4 c5 2.f4 & 1.e4 c5 2.d4[25] | |
| B22 | 1.e4 c5 2.c3[25] | |
| B23 | 1.e4 c5 2.Nc3[25] | |
| B24 | 1.e4 c5 2.Nc3 Nc6 3.g3[25] | |
| B25 | 1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6[26] | |
| B26 | 1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Be3[26] | |
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References
Citations
- ↑ 1.0 1.1 1.2 1.3 1.4 Matanović (1979), p. 10.
- ↑ 2.0 2.1 2.2 2.3 2.4 Matanović (1979), p. 11.
- ↑ 3.0 3.1 3.2 3.3 3.4 Matanović (1979), p. 66.
- ↑ 4.0 4.1 4.2 4.3 4.4 Matanović (1979), p. 67.
- ↑ 5.0 5.1 5.2 5.3 5.4 Matanović (1979), p. 120.
- ↑ 6.0 6.1 6.2 6.3 6.4 Matanović (1979), p. 121.
- ↑ 7.0 7.1 7.2 7.3 7.4 Matanović (1979), p. 180.
- ↑ 8.0 8.1 8.2 8.3 8.4 Matanović (1979), p. 181.
- ↑ 9.0 9.1 9.2 9.3 9.4 Matanović (1979), p. 246.
- ↑ 10.0 10.1 10.2 10.3 10.4 Matanović (1979), p. 247.
- ↑ 11.0 11.1 11.2 11.3 11.4 Matanović (1979), p. 298.
- ↑ 12.0 12.1 12.2 12.3 12.4 Matanović (1979), p. 299.
- ↑ 13.0 13.1 13.2 13.3 13.4 Matanović (1979), p. 350.
- ↑ 14.0 14.1 14.2 14.3 14.4 Matanović (1979), p. 351.
- ↑ 15.0 15.1 15.2 15.3 15.4 Matanović (1979), p. 380.
- ↑ 16.0 16.1 16.2 16.3 16.4 Matanović (1979), p. 381.
- ↑ 17.0 17.1 17.2 17.3 17.4 Matanović (1979), p. 404.
- ↑ 18.0 18.1 18.2 18.3 18.4 Matanović (1979), p. 405.
- ↑ 19.0 19.1 19.2 19.3 19.4 Matanović (1979), p. 446.
- ↑ 20.0 20.1 20.2 20.3 20.4 Matanović (1979), p. 447.
- ↑ 21.0 21.1 21.2 21.3 21.4 Matanović (1975), p. 10.
- ↑ 22.0 22.1 22.2 22.3 22.4 Matanović (1975), p. 11.
- ↑ 23.0 23.1 23.2 23.3 23.4 Matanović (1975), p. 76.
- ↑ 24.0 24.1 24.2 24.3 24.4 Matanović (1975), p. 77.
- ↑ 25.0 25.1 25.2 25.3 25.4 Matanović (1975), p. 116.
- ↑ 26.0 26.1 Matanović (1975), p. 117.
Sources
- Matanović, Aleksandar, ed. (1974). Encyclopaedia of Chess Openings. C (1st ed.). Belgrade: Chess Informant. Search this book on
- Matanović, Aleksandar, ed. (1975). Encyclopaedia of Chess Openings. B (1st ed.). Belgrade: Chess Informant. Search this book on
- Matanović, Aleksandar, ed. (1976). Encyclopaedia of Chess Openings. D (1st ed.). Belgrade: Chess Informant. Search this book on
- Matanović, Aleksandar, ed. (1978). Encyclopaedia of Chess Openings. E (1st ed.). Belgrade: Chess Informant. Search this book on
- Matanović, Aleksandar, ed. (1979). Encyclopaedia of Chess Openings. A (1st ed.). Belgrade: Chess Informant. Search this book on
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