Tournaments/II Rio Chess Masters 2026 (ITT)/Openings

Openings — position clusters

Unlike a move-tree view, this groups games by the position actually reached at move 4 — different move orders that transpose to the same position land in the same cluster.

Cluster at move

3 4 5 6 8 10

Showing 50 of 85 clusters (capped at 50)·105 / 106 games reached move 4

6games2 move orders

Reached via

×51.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6
×11.Nf3 c5 2.e4 d6 3.d4 cxd4 4.Nxd4 Nf6

Games

4games2 move orders

Reached via

×31.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 Bc5
×11.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d3 Nf6

Games

4games2 move orders

Reached via

×31.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6
×11.c4 Nf6 2.Nc3 g6 3.e4 d6 4.d4 Bg7

Games

3games

Reached via

×31.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7

Games

2games

Reached via

×21.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6

Games

2games

Reached via

×21.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O

Games

2games2 move orders

Reached via

×11.d4 Nf6 2.c4 e6 3.Nf3 d5 4.g3 dxc4
×11.Nf3 d5 2.d4 Nf6 3.c4 e6 4.g3 dxc4

Games

2games

Reached via

×21.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4

Games

2games

Reached via

×21.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6

Games

2games

Reached via

×21.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6

Games

2games2 move orders

Reached via

×11.d4 Nf6 2.Nf3 d5 3.c4 c6 4.cxd5 cxd5
×11.d4 d5 2.c4 c6 3.Nf3 Nf6 4.cxd5 cxd5

Games

1game

Reached via

×11.Nf3 d5 2.g3 Nf6 3.Bg2 Bf5 4.O-O c6

Games

Gemy, Jose Daniel vs Garcia Pantoja, Roberto1/2-1/2

1game

Reached via

×11.c4 Nf6 2.Nc3 g6 3.e4 d6 4.g3 Bg7

Games

Delgado Ramirez, Neuris vs Jardim, Frederico Rodrigues0-1

1game

Reached via

×11.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6

Games

Villanueva, Mario vs Ribeiro, Matheus Mendes Domingues1/2-1/2

1game

Reached via

×11.e4 e5 2.Nc3 Nc6 3.Bc4 Nf6 4.d3 Na5

Games

Casalaspro, Mathias Andre vs Di Berardino, Diego Rafael0-1

1game

Reached via

×11.Nf3 d5 2.g3 Bg4 3.Bg2 c6 4.O-O Nd7

Games

Rodriguez Vila, Andres vs Pinheiro, Iung Alicio de O.1-0

1game

Reached via

×11.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6

Games

Filgueiras, Nathan Felipe vs Cunha, Lucas Aguiar1-0

1game

Reached via

×11.d4 Nf6 2.c4 e6 3.Nf3 d5 4.g3 Bb4+

Games

Rego, Vinicius V. de Almeida vs Cordoba Roa, Angel Gabriel0-1

1game

Reached via

×11.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5

Games

Fier, Alexandr vs Filgueiras, Nathan Felipe1/2-1/2

1game

Reached via

×11.d4 e6 2.c4 c5 3.Nf3 cxd4 4.Nxd4 Nc6

Games

Jardim, Frederico Rodrigues vs Rodriguez Vila, Andres1-0

1game

Reached via

×11.e4 c5 2.Nf3 a6 3.c4 e6 4.d4 cxd4

Games

Garcia Pantoja, Roberto vs Aranha Filho, Alvaro Z.1-0

1game

Reached via

×11.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6

Games

Soriano Quispe, Ivan Excender vs Villanueva, Mario0-1

1game

Reached via

×11.c4 Nf6 2.Nc3 g6 3.Nf3 Bg7 4.g3 d5

Games

Ribeiro, Matheus Mendes Domingues vs Gemy, Jose Daniel1/2-1/2

1game

Reached via

×11.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 d5

Games

Rodrigues, Edgar vs Delgado Ramirez, Neuris0-1

1game

Reached via

×11.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6

Games

Cunha, Lucas Aguiar vs Arenas, David1/2-1/2

1game

Reached via

×11.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.d4 O-O

Games

Silva, Caio Henrique Angelico vs Casalaspro, Mathias Andre1/2-1/2

1game

Reached via

×11.d4 e6 2.Nc3 d5 3.Bf4 Bd6 4.e3 Nf6

Games

Pinheiro, Iung Alicio de O. vs Rego, Vinicius V. de Almeida1/2-1/2

1game

Reached via

×11.e4 c5 2.Nc3 d6 3.d4 cxd4 4.Qxd4 Nc6

Games

Filgueiras, Nathan Felipe vs Garcia Pantoja, Roberto1-0

1game

Reached via

×11.e4 e6 2.d4 d5 3.Nd2 h6 4.c3 Nf6

Games

Delgado Ramirez, Neuris vs Ticona Rocabado, Licael Roderick1-0

1game

Reached via

×11.e4 e6 2.d3 d5 3.Nd2 Nc6 4.Ngf3 Nf6

Games

Rodriguez Vila, Andres vs Ribeiro, Matheus Mendes Domingues1-0

1game

Reached via

×11.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.e3 Bb4

Games

Arenas, David vs Silva, Caio Henrique Angelico1-0

1game

Reached via

×11.d4 e6 2.Nf3 f5 3.g3 Nf6 4.Bg2 Be7

Games

Aranha Filho, Alvaro Z. vs Pinheiro, Iung Alicio de O.0-1

1game

Reached via

×11.d4 e6 2.c4 b6 3.Nf3 Bb7 4.g3 Nf6

Games

Fier, Alexandr vs Villanueva, Mario1-0

1game

Reached via

×11.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Nc3 Nbd7

Games

Di Berardino, Diego Rafael vs Filgueiras, Nathan Felipe1/2-1/2

1game

Reached via

×11.d4 Nf6 2.Nc3 d5 3.Bf4 a6 4.e3 e6

Games

Rodriguez Vila, Andres vs Delgado Ramirez, Neuris0-1

1game

Reached via

×11.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6

Games

Garcia Pantoja, Roberto vs Soriano Quispe, Ivan Excender1/2-1/2

1game

Reached via

×11.d4 Nf6 2.c4 e6 3.Nf3 d5 4.e3 Be7

Games

Ticona Rocabado, Licael Roderick vs Arenas, David1-0

1game

Reached via

×11.Nf3 c5 2.g3 Nf6 3.Bg2 Nc6 4.d4 cxd4

Games

Pinheiro, Iung Alicio de O. vs Gemy, Jose Daniel0-1

1game

Reached via

×11.Nf3 Nf6 2.g3 g6 3.b3 Bg7 4.Bb2 O-O

Games

Ribeiro, Matheus Mendes Domingues vs Rodrigues, Edgar1-0

1game

Reached via

×11.e4 e5 2.Nf3 Nf6 3.Nc3 Bb4 4.Nxe5 O-O

Games

Cunha, Lucas Aguiar vs Aranha Filho, Alvaro Z.1-0

1game

Reached via

×11.e4 c5 2.Nf3 e6 3.g3 Nc6 4.Bg2 Nf6

Games

Melian, Juan Sebastian vs Fier, Alexandr0-1

1game

Reached via

×11.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d3 h6

Games

Delgado Ramirez, Neuris vs Filgueiras, Nathan Felipe1-0

1game

Reached via

×11.e4 b6 2.d4 Bb7 3.Nc3 e6 4.Bd3 Bb4

Games

Casalaspro, Mathias Andre vs Rodriguez Vila, Andres1-0

1game

Reached via

×11.Nf3 d5 2.g3 Nf6 3.Bg2 c6 4.O-O Bg4

Games

Gemy, Jose Daniel vs Cordoba Roa, Angel Gabriel1/2-1/2

1game

Reached via

×11.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 Bg4

Games

Soriano Quispe, Ivan Excender vs Jardim, Frederico Rodrigues1-0

1game

Reached via

×11.Nf3 Nf6 2.b3 d5 3.Bb2 e6 4.c4 Bd6

Games

Arenas, David vs Ribeiro, Matheus Mendes Domingues1-0

1game

Reached via

×11.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.O-O Bg7

Games

Rodrigues, Edgar vs Silva, Caio Henrique Angelico1-0

1game

Reached via

×11.e4 d5 2.exd5 Nf6 3.d4 Nxd5 4.Nf3 g6

Games

Rego, Vinicius V. de Almeida vs Aranha Filho, Alvaro Z.1-0

1game

Reached via

×11.Nf3 Nf6 2.c4 e6 3.g3 b6 4.Bg2 Bb7

Games

Fier, Alexandr vs Delgado Ramirez, Neuris1/2-1/2

1game

Reached via

×11.d4 d5 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 Be7

Games

Di Berardino, Diego Rafael vs Ticona Rocabado, Licael Roderick1-0