ECO	Opening Name		YOUR GAMES!!
A20	English opening		1.c4-e5
	1) Nimzovich variation		2.Nf3
	2) Rest in A20		Rest
A21	English opening		1.c4-e5; 2.Nc3
	1) Troeger defense		2...d6; 3.g3-Be6; 4.Bg2-Nc6
	2) Keres variation		2..d6; 3.g3-c6
	3) 2...d6		2...d6; 3.Nf3
	4) Kramnik-Shirov counter-attack		2...Bb4
	5) Rest in A21		Rest
A22	English opening		1.c4-e5; 2.Nc3-Nf6
	1) Bellon gambit		3.Nf3-e4; 4.Ng5-b5
	2) Carls's-Bremen system		3.g3
	3) Rest in A22		Rest
A23	English opening: Bremen		1.c4-e5; 2.Nc3-Nf6;
	system, Keres variation		3.g3-c6
			Eco A23
A24	English opening: Bremen		1.c4-e5; 2.Nc3-Nf6;
	system with 3...g6		3.g3-g6
			Eco A24
A25	English opening: Sicilian		1.c4-e5; 2.Nc3-Nc6
	reversed
	1) Closed system		3.g3-g6; 4.Bg2-Bg7
	2) Rest in A25		Rest
A26	English opening: closed		1.c4-e5; 2.Nc3-Nc6;
	system		3.g3-g6; 4.Bg2-Bg7;
			5.d3-d6
	1) Botvinnik system		6.e4
	2) Rest in A26		Rest
A27	English opening: three		1.c4-e5; 2.Nc3-Nc6; 3.Nf3
	knights system
			Eco A27
A28	English opening: four		1.c4-e5; 2.Nc3-Nc6;
	knights system		3.Nf3-Nf6
	1) Bradley beach variation		4.d4-e4
	2) Nimzovich variation		4.e4
	3) Marini variation		4.a3
	4) Capablanca variation		4.d3
	5) 4.e3		4.e3
	6) Nenakorov variation		4.d4-exd4; 5.Nxd4-Bb4;
			6.Bg5- h6; 7.Bh4-Bxc3;
			8.bxc3-Ne5
	7) Rest in A28		Rest
A29	English opening: four		1.c4-e5; 2.Nc3-Nc6;
	knights, kingside		3.Nf3-Nf6; 4.g3
	fianchetto
			Eco A29

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