(T) Catalan Opening: Closed, 4…Be7 5.Nf3
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2
Main Transpositions
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 b6 8. Nbd2 Bb7 9. e4 Nbd7 to 7. .. Nbd7 8. Nbd2 b6 9. e4 Bb7
Most Popular
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 (878/M). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 (713/M). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 (1052/M). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 (678/M). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O (4481/M). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O (3474/M). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 (3703/M). More: dbcn ccoe
TCEC Games
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. Bf4 Nh5 (12cp, 65/M, TCEC +0=1-1). Games. More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. Bf4 Ne4 (27cp, 53/M, TCEC +1=1-0). Games. More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. Bf4 a5 (10cp, 31/M, TCEC +2=0-0). Games. More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. b3 b6 (11cp, 189/M, TCEC +0=2-0). Games. More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. b3 b5 (81cp, 23/M, TCEC +2=2-0). Games. More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. Rd1 b6 (8cp, 117/M, TCEC +1=5-0). Games. More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. Rd1 Ne4 (44cp, 32/M, TCEC +2=2-0). Games. More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. Nc3 b6 (2cp, 28/M, TCEC +0=2-0). Games. More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 b6 8. b3 Bb7 (14cp, 49/M, TCEC +0=4-0). Games. More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 b6 8. Rd1 Bb7 (12cp, 48/M, TCEC +0=2-0). Games. More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nc3 Nbd7 8. b3 b6 (14cp, 135/M, TCEC +1=3-0). Games. More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nc3 Nbd7 8. Qb3 Qb6 (7cp, 7/M, TCEC +0=2-0). Games. More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nc3 b6 8. Ne5 Ba6 (38cp, 12/M, TCEC +0=2-0). Games. More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nc3 b6 8. Bf4 Ba6 9. cxd5 cxd5 10. Rc1 Bb7 11. Ne5 Nbd7 (12cp, 3/M, TCEC +0=1-1). Games. More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nbd2 Nbd7 8. b3 b6 (12cp, 38/M, TCEC +0=0-1). Games. More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. Nc3 dxc4 8. e4 c6 (1cp, 45/M, TCEC +0=2-0). Games. More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. Nc3 dxc4 8. e4 a6 (1cp, 4/M, TCEC +1=1-0). Games. More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c5 7. cxd5 exd5 8. b3 Nc6 (10cp, 66/M, TCEC +0=2-0). Games. More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. Nc3 Nbd7 (5cp, 65/M, TCEC +0=2-0). Games. More: dbcn ccoe
Biased Popular Lines
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. Bf4 b6 9. Rd1 Bb7 10. Nc3 Nh5 11. Bc1 f5 (99cp, -89cp; 12/M, 61%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. Bf4 Nh5 9. Bc1 f5 (73cp, -60cp; 11/M, 24%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. b3 b6 9. Rd1 Bb7 10. Nc3 Rc8 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Nf6 14. Qc2 Qc7 15. Bf4 Bd6 (139cp, 0cp; 7/M, 100%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. b3 b6 9. Rd1 Bb7 10. Nc3 Rc8 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Nf6 (133cp, -58cp; 21/M, 52%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. b3 b6 9. Rd1 Bb7 10. Nc3 Rc8 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Qc7 14. Bf4 Bd6 (142cp, -14cp; 6/M, 94%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. b3 b6 9. Rd1 Bb7 10. Nc3 Rc8 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Qc7 (128cp, -53cp; 8/M, 19%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. b3 b6 9. Rd1 Bb7 10. Nc3 Rc8 11. e4 dxe4 12. Ng5 h6 13. Ngxe4 Nxe4 14. Nxe4 Nf6 (96cp, -76cp; 7/M, 102%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. b3 b6 9. Rd1 Bb7 10. Nc3 Rc8 11. e4 dxe4 12. Ng5 h6 (80cp, -38cp; 8/M, 58%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. b3 b6 9. Rd1 Bb7 10. Nc3 Rc8 11. e4 c5 (144cp, -103cp; 19/M, 16%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. b3 b6 9. Rd1 Bb7 10. Nc3 Rc8 11. e4 Nxe4 (74cp, -33cp; 14/M, 12%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. b3 b6 9. Rd1 Bb7 10. Nc3 Rc8 11. e4 h6 (86cp, -45cp; 5/M, 4%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. b3 b6 9. Rd1 Bb7 10. Nc3 Qc7 (72cp, -65cp; 5/M, 3%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. b3 Ne4 9. Bb2 f5 10. Nbd2 Ndf6 (82cp, -66cp; 8/M, 30%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. b3 b5 (81cp, -69cp; 23/M, 8%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. Rd1 b5 (72cp, -66cp; 7/M, 4%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 b6 8. b3 Bb7 9. Nc3 Na6 10. Rd1 Rc8 (125cp, -75cp; 7/M, 57%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 b5 (118cp, -109cp; 9/M, 1%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nc3 Nbd7 8. b3 Re8 9. Qc2 Nf8 (111cp, -61cp; 6/M, 27%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nc3 Nbd7 8. b3 a6 (82cp, -68cp; 7/M, 3%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nc3 Nbd7 8. b3 Qa5 (74cp, -60cp; 6/M, 3%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nc3 Nbd7 8. Qd3 b6 9. e4 Ba6 10. b3 Rc8 (94cp, -85cp; 11/M, 54%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nc3 Nbd7 8. Nd2 b6 9. e4 Bb7 (108cp, -67cp; 5/M, 30%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nc3 b6 8. Ne5 Nfd7 (162cp, -124cp; 8/M, 14%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nc3 dxc4 8. Ne5 Nbd7 9. Nxc4 Nb6 10. Ne5 Nbd5 (83cp, -25cp; 5/M, 30%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nc3 a6 (78cp, -67cp; 7/M, 2%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nbd2 Nbd7 8. b3 b5 (74cp, -61cp; 6/M, 11%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. Qc2 c5 8. cxd5 Nxd5 9. Nc3 Nb4 (81cp, -48cp; 5/M, 58%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. Qc2 c5 8. cxd5 exd5 (88cp, -33cp; 8/M, 35%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. Qc2 b6 8. cxd5 exd5 (112cp, -59cp; 13/M, 54%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. Nbd2 dxc4 (78cp, -78cp; 5/M, 6%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O b6 7. cxd5 exd5 8. Nc3 Nbd7 (151cp, -100cp; 6/M, 5%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O b6 7. cxd5 Nxd5 (124cp, -78cp; 13/M, 10%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O b6 7. Ne5 Bb7 8. Qa4 Nbd7 (138cp, -145cp; 5/M, 67%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c5 7. cxd5 exd5 8. Nc3 b6 (141cp, -123cp; 8/M, 4%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c5 7. cxd5 exd5 8. Nc3 Nbd7 (115cp, -97cp; 7/M, 3%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O Nc6 7. b3 Ne4 8. Bb2 f5 (87cp, -26cp; 9/M, 95%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 c6 6. O-O Nbd7 7. Qc2 dxc4 (94cp, -83cp; 6/M, 3%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 Nbd7 6. O-O dxc4 (70cp, -62cp; 20/M, 15%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 Nbd7 6. O-O c5 (113cp, -105cp; 8/M, 6%). More: dbcn ccoe
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 Nbd7 6. O-O b6 (82cp, -74cp; 5/M, 3%). More: dbcn ccoe
