ECO	Opening Name		YOUR GAMES!!
A30	English opening:		1.c4-c5
	symmetrical variation
	1) Hedgehog system		2.Nf3-Nf6; 3.g3-b6; 4.Bg2-Bb7;
			5.O-O-e6; 6.Nc3-Be7
	2) Rest in A30		Rest
A31	English opening:		1.c4-c5; 2.Nf3-Nf6; 3.d4
	symmetrical variation,
	Benoni formation
			Eco A31
A32	English opening:		1.c4-c5; 2.Nf3-Nf6;
	symmetrical variation		3.d4-cxd4; 4.Nxd4-e6
			Eco A32
A33	English opening:		1.c4-c5; 2.Nf3-Nf6;
	symmetrical variation		3.d4-cxd4; 4.Nxd4-e6;
			5.Nc3-Nc6
	1) Geller variation		6.g3-Qb6
	2) Rest in A33		Rest
A34	English opening:		1.c4-c5; 2.Nc3
	symmetrical variation
	1) Three knights system		2...Nf6; 3.Nf3-d5; 4.cxd5-Nxd5
	2) With 3.g3		2...Nf6-3.g3
	3) Rest in A34		Rest
A35	English opening:		1.c4-c5; 2.Nc3-Nc6
	symmetrical variation
	1) Four knights system		3.Nf3-Nf6
	2) Rest in A35		Rest
A36	English opening:		1.c4-c5; 2.Nc3-Nc6; 3.g3
	symmetrical variation
	1) Ultra-symmetrical variation		3.g3-g6; 4.Bg2-Bg7
	2) Rest in A36		Rest
A37	English opening:		1.c4-c5; 2.Nc3-Nc6;
	symmetrical variation		3.g3-g6; 4.Bg2-Bg7;
			5.Nf3
	1) Botvinnik system reversed		5...e5
	2) Rest in A37		Rest
A38	English opening:		1.c4-c5; 2.Nc3-Nc6;
	symmetrical variation		3.g3-g6; 4.Bg2-Bg7;
			5.Nf3-Nf6
	1) Main line with 7.d3		6.O-O O-O; 7.d3
	2) Main line with 7.b3		6.O-O O-O; 7.b3
	3) Rest in A38		Rest
A39	English opening:		1.c4-c5; 2.Nc3-Nc6;
	symmetrical variation		3.g3-g6; 4.Bg2 Bg7;
			5.Nf3-Nf6; 6.O-O O-O;
			7.d4
			Eco A39

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