catalan Opening

Its ECO code is from E00-09

[Black "E00"]{ Queen's Pawn Game}
1.d4 Nf6 2.c4 e6

{E00 Neo-Indian Attack}
1.d4 Nf6 2.c4 e6 3.Bg5

{E00 Catalan Opening}
1.d4 Nf6 2.c4 e6 3.g3

[Black "E01"]{ Catalan Opening
Closed}
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2

[Black "E02"]{ Catalan Opening
Open, 5.Qa4}
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4

[Black "E03"]{ Catalan Opening
Open, Alekhine Variation}
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4 Nbd7 6.Qxc4 a6 7.Qc2

{E03 Catalan Opening
Open, 5.Qa4 Nbd7, 6.Qxc4}
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4 Nbd7 6.Qxc4

[Black "E04"]{ Catalan Opening
Open, 5.Nf3}
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3

[Black "E05"]{ Catalan Opening
Open, Classical line}
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Be7

[Black "E06"]{ Catalan Opening
Closed, 5.Nf3}
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3

[Black "E07"]{ Catalan Opening
Closed, 6...Nbd7}
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7

{E07 Catalan Opening
Closed, Botvinnik Variation}
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Nc3 c6 8.Qd3

[Black "E08"]{ Catalan Opening
Closed, 7.Qc2}
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2

{E08 Catalan Opening
Closed, Zagoryansky Variation}
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 c6 8.Rd1 b6 9.a4

{E08 Catalan Opening
Closed, Qc2 & b3}
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 c6 8.b3

{E08 Catalan Opening
Closed, Spassky Gambit}
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 c6 8.b3 b6 9.Rd1 Bb7 10.Nc3 b5

[Black "E09"]{ Catalan Opening
Closed, Main line}
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 c6 8.Nbd2

{E09 Catalan Opening
Closed, Sokolsky Variation}
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 c6 8.Nbd2 b6 9.b3 a5 10.Bb2 Ba6