Chess-Theory , links, openings, eco codes, analysed games, base

OPENINGS THEORY
- ECO CODES BASE -

- A50 -

[A50-a] - QPG: Queens pawn game
1.d4 Nf6 2.c4

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[A50-b] - QPG: Queens pawn
1.d4 Nf6 2.c4 b5?!

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[A50-c] - QPG: Queens pawn
1.d4 Nf6 2.c4 c6

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[A50-d] - QPG: Queens pawn
1.d4 Nf6 2.c4 a6

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[A50-e] - QPG:
Kevitz-Trajkovich defence
1.d4 Nf6 2.c4 Nc6

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[A50-f] - QPG:
Kevitz-Trajkovich defence
1.d4 Nf6 2.c4 Nc6 3.Nf3 e6

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[A50-g] - QPG:
Kevitz-Trajkovich defence
1.d4 Nf6 2.c4 Nc6 3.Nf3 e6
4.Nc3 (FNBF: (four Knights
basic formation))

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[A50-h] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6

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[A50-i] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.d5

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[A50-j] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Bg5

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[A50-k] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.f3

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[A50-l] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nf3

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[A50-m] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nf3 Bb7

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[A50-n] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nf3 Bb7
4.g3

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[A50-o] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nf3 Bb7
4.g3 e5

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[A50-p] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nf3 Bb7
4.g3 g6

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[A50-q] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nf3 Bb7
4.g3 g6 5.Bg2 Bg7

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[A50-r] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nf3 Bb7
4.g3 g6 5.Bg2 Bg7 6.0-0 0-0

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[A50-s] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nf3 Bb7
4.g3 g6 5.Bg2 Bg7 6.0-0 0-0
7.Nc3 +/=

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[A50-t] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3

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[A50-u] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 d5

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[A50-v] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 e6
(4.Nf3 (see: (E12))

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[A50-w] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 e6
4.e4

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[A50-x] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 e6
4.e4 Bb7 5.Bd3 =

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[A50-y] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 e6
4.e4 Bb7 5.Bd3 Bb4 6.Qc2 =

1. «Oosterman,M.J-Bruneau,M 0,5-0,5 ICCF EM/J50/Q14, 2003»
«xANGA: xCORG: Chess-Theory Analysis: 001 - eee Oosterman,M.J- Bruneau,M 0,5-0,5 ICCF EM/J50/Q14, 2003»

[A50-z] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 Bb7

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[A50-a*] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 Bb7
4.Nf3 (TNBF: (three Knights
basic formation)) =

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[A50-b*] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 Bb7
4.f3

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[A50-c*] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 Bb7
4.f3 d5

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[A50-d*] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 Bb7
4.d5

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[A50-e*] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 Bb7
4.Qc2

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[A50-f*] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 Bb7
4.Qc2 e6

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[A50-g*] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 Bb7
4.Qc2 e6 5.e4 Bb4 6.Bd3 +/=

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[A50-h*] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 Bb7
4.Qc2 d5 (TL: c4-d5)

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[A50-i*] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 Bb7
4.Qc2 d5 (TL: c4-d5) 5.cxd5
Nxd5

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[A50-j*] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 Bb7
4.Qc2 d5 (TL: c4-d5) 5.cxd5
Nxd5 6.e4 (WPC: (White perfect
centre))

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[A50-k*] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 Bb7
4.Qc2 d5 (TL: c4-d5) 5.cxd5
Nxd5 6.e4 (WPC: (White perfect
centre)) Nxc3 =

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[A50-l*] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 Bb7
4.Qc2 d5 (TL: c4-d5) 5.cxd5
Nxd5 6.Nf3

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[A50-m*] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 Bb7
4.Qc2 d5 (TL: c4-d5) 5.cxd5
Nxd5 6.Nf3 e6

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[A50-n*] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 Bb7
4.Qc2 d5 (TL: c4-d5) 5.cxd5
Nxd5 6.Nf3 Nxc3 7.bxc3 +/=

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[A50-o*] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 Bb7
4.Qc2 d5 (TL: c4-d5) 5.cxd5
Nxd5 6.Nf3 Nxc3 7.bxc3 g6 +/=

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[A50-p*] - QPG:
Queen's Indian accelered
1.d4 Nf6 2.c4 b6 3.Nc3 Bb7
4.Qc2 d5 (TL: c4-d5) 5.cxd5
Nxd5 6.Nf3 Nxc3 7.bxc3 g6 8.e4 +/=

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