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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 8 — different move orders that transpose to the same position land in the same cluster.

Cluster at move
3456810
Showing 50 of 103 clusters (capped at 50)·105 / 106 games reached move 8
Position at move 8
2games

Reached via

  • ×21.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.Nce2 c5 6.c3 Nc6 7.f4 Be7 8.Nf3 f6

Games

Position at move 8
2games2 move orders

Reached via

  • ×11.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.c4 d6 6.d4 Nbd7 7.Nc3 e5 8.e4 exd4
  • ×11.c4 e5 2.Nc3 Nf6 3.Nf3 d6 4.g3 g6 5.d4 Nbd7 6.Bg2 Bg7 7.O-O O-O 8.e4 exd4

Games

Position at move 8
1game

Reached via

  • ×11.Nf3 d5 2.g3 Nf6 3.Bg2 Bf5 4.O-O c6 5.d3 h6 6.Nbd2 e6 7.Qe1 Be7 8.e4 Bh7

Games

Position at move 8
1game

Reached via

  • ×11.c4 Nf6 2.Nc3 g6 3.e4 d6 4.g3 Bg7 5.Bg2 O-O 6.Nge2 c5 7.O-O Nc6 8.d3 Ne8

Games

Position at move 8
1game

Reached via

  • ×11.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5 d6 6.c4 Nf6 7.N1c3 a6 8.Nd4 Bd7

Games

Position at move 8
1game

Reached via

  • ×11.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Bb4 6.e5 Nd5 7.Qg4 Kf8 8.Bd3 h5

Games

Position at move 8
1game

Reached via

  • ×11.e4 e5 2.Nc3 Nc6 3.Bc4 Nf6 4.d3 Na5 5.a3 Nxc4 6.dxc4 d6 7.Qd3 Be7 8.Nge2 O-O

Games

Position at move 8
1game

Reached via

  • ×11.Nf3 d5 2.g3 Bg4 3.Bg2 c6 4.O-O Nd7 5.d4 Ngf6 6.b3 e6 7.Bb2 Be7 8.Nbd2 O-O

Games

Position at move 8
1game

Reached via

  • ×11.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2 a6 8.O-O-O h6

Games

Position at move 8
1game

Reached via

  • ×11.d4 Nf6 2.c4 e6 3.Nf3 d5 4.g3 Bb4+ 5.Bd2 a5 6.Qc2 O-O 7.Bg2 Be7 8.O-O c6

Games

Position at move 8
1game

Reached via

  • ×11.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 Bc5 5.c3 d6 6.O-O a6 7.Bb3 O-O 8.h3 h6

Games

Position at move 8
1game

Reached via

  • ×11.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 d6 6.N1c3 a6 7.Na3 Be7 8.Nd5 Nf6

Games

Position at move 8
1game

Reached via

  • ×11.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.a3 Bxc3+ 7.bxc3 b6 8.cxd5 Qxd5

Games

Position at move 8
1game

Reached via

  • ×11.d4 e6 2.c4 c5 3.Nf3 cxd4 4.Nxd4 Nc6 5.g3 Qb6 6.Nb3 a5 7.Nc3 a4 8.Nd2 a3

Games

Position at move 8
1game

Reached via

  • ×11.d4 Nf6 2.c4 e6 3.Nf3 d5 4.g3 dxc4 5.Bg2 Bb4+ 6.Bd2 a5 7.Qc1 Bxd2+ 8.Nbxd2 b5

Games

Position at move 8
1game

Reached via

  • ×11.e4 c5 2.Nf3 a6 3.c4 e6 4.d4 cxd4 5.Nxd4 Nf6 6.Nc3 Qc7 7.Be2 b6 8.O-O Bb7

Games

Position at move 8
1game

Reached via

  • ×11.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Bd7 6.Be2 f6 7.O-O fxe5 8.dxe5 Nh6

Games

Position at move 8
1game

Reached via

  • ×11.c4 Nf6 2.Nc3 g6 3.Nf3 Bg7 4.g3 d5 5.cxd5 Nxd5 6.Bg2 O-O 7.O-O Nb6 8.d4 Nc6

Games

Position at move 8
1game

Reached via

  • ×11.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 d5 5.Ne2 O-O 6.a3 Be7 7.cxd5 exd5 8.g3 c6

Games

Position at move 8
1game

Reached via

  • ×11.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Be3 Nf6 7.Bc4 O-O 8.Bb3 d6

Games

Position at move 8
1game

Reached via

  • ×11.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.d4 O-O 5.O-O d6 6.c4 a5 7.Nc3 Bf5 8.Be3 Qc8

Games

Position at move 8
1game

Reached via

  • ×11.d4 e6 2.Nc3 d5 3.Bf4 Bd6 4.e3 Nf6 5.Nf3 Bxf4 6.exf4 Qd6 7.Qd2 Bd7 8.Bd3 c5

Games

Position at move 8
1game

Reached via

  • ×11.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Qe2 Qe7 6.g3 Nc6 7.Bg2 Bg4 8.Qe3 Nc5

Games

Position at move 8
1game

Reached via

  • ×11.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Bd7 6.Bg5 e6 7.Qd2 a6 8.O-O-O h6

Games

Position at move 8
1game

Reached via

  • ×11.e4 c5 2.Nc3 d6 3.d4 cxd4 4.Qxd4 Nc6 5.Qd2 g6 6.b3 Bh6 7.f4 Nf6 8.Bb2 O-O

Games

Position at move 8
1game

Reached via

  • ×11.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6 5.Nxc6 bxc6 6.Nd2 g6 7.Bd3 Bg7 8.O-O O-O

Games

Position at move 8
1game

Reached via

  • ×11.e4 e6 2.d4 d5 3.Nd2 h6 4.c3 Nf6 5.e5 Nfd7 6.f4 c5 7.Ngf3 Nc6 8.Be2 Rb8

Games

Position at move 8
1game

Reached via

  • ×11.e4 e6 2.d3 d5 3.Nd2 Nc6 4.Ngf3 Nf6 5.c3 Bd6 6.g3 O-O 7.Bg2 dxe4 8.dxe4 a5

Games

Position at move 8
1game

Reached via

  • ×11.Nf3 c5 2.e4 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f3 e5 7.Nb3 Be6 8.Be3 h5

Games

Position at move 8
1game

Reached via

  • ×11.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.e3 Bb4 5.Qc2 Bxc3 6.bxc3 O-O 7.e4 d6 8.Nh4 Be6

Games

Position at move 8
1game

Reached via

  • ×11.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Qd3 Nf6 6.Nc3 Be7 7.Nxc6 bxc6 8.Qg3 O-O

Games

Position at move 8
1game

Reached via

  • ×11.d4 e6 2.Nf3 f5 3.g3 Nf6 4.Bg2 Be7 5.O-O d5 6.c4 Ne4 7.Ne5 Nd7 8.Nxd7 Bxd7

Games

Position at move 8
1game

Reached via

  • ×11.c4 Nf6 2.Nc3 g6 3.e4 d6 4.d4 Bg7 5.Nf3 O-O 6.Be2 Qe8 7.O-O e5 8.d5 Na6

Games

Position at move 8
1game

Reached via

  • ×11.d4 e6 2.c4 b6 3.Nf3 Bb7 4.g3 Nf6 5.Bg2 Be7 6.Nc3 Ne4 7.Bd2 Nxd2 8.Qxd2 d6

Games

Position at move 8
1game

Reached via

  • ×11.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Nc3 Nbd7 5.Bf4 Bb4 6.cxd5 exd5 7.Rc1 Ne4 8.Nd2 Nxd2

Games

Position at move 8
1game

Reached via

  • ×11.d4 Nf6 2.Nc3 d5 3.Bf4 a6 4.e3 e6 5.g4 Bb4 6.Ne2 Ne4 7.a3 Qh4 8.Bg3 Bxc3+

Games

Position at move 8
1game

Reached via

  • ×11.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd2 b6 7.cxd5 exd5 8.Rc1 a6

Games

Position at move 8
1game

Reached via

  • ×11.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O d6 6.c3 Bd7 7.Re1 g6 8.d4 Bg7

Games

Position at move 8
1game

Reached via

  • ×11.d4 Nf6 2.c4 e6 3.Nf3 d5 4.e3 Be7 5.b3 O-O 6.Bd3 b6 7.O-O dxc4 8.bxc4 c5

Games

Position at move 8
1game

Reached via

  • ×11.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Nbd7 8.Qe2 Qc7

Games

Position at move 8
1game

Reached via

  • ×11.Nf3 c5 2.g3 Nf6 3.Bg2 Nc6 4.d4 cxd4 5.Nxd4 Qb6 6.Nb3 h5 7.Be3 Qc7 8.Bf4 d6

Games

Position at move 8
1game

Reached via

  • ×11.Nf3 Nf6 2.g3 g6 3.b3 Bg7 4.Bb2 O-O 5.Bg2 d6 6.d4 c6 7.O-O Qa5 8.Nbd2 Na6

Games

Position at move 8
1game

Reached via

  • ×11.e4 e5 2.Nf3 Nf6 3.Nc3 Bb4 4.Nxe5 O-O 5.Nd3 Bxc3 6.dxc3 Nxe4 7.Be2 Re8 8.O-O Nc6

Games

Position at move 8
1game

Reached via

  • ×11.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Bd3 Bg4 7.Be2 Nfd7 8.Be3 Bxf3

Games

Position at move 8
1game

Reached via

  • ×11.e4 c5 2.Nf3 e6 3.g3 Nc6 4.Bg2 Nf6 5.Qe2 e5 6.O-O Be7 7.Na3 O-O 8.Nc4 d6

Games

Position at move 8
1game

Reached via

  • ×11.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d3 h6 5.a4 Nf6 6.Be3 Bxe3 7.fxe3 O-O 8.O-O d5

Games

Position at move 8
1game

Reached via

  • ×11.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d3 Nf6 5.Bg5 h6 6.Bh4 O-O 7.Nbd2 d6 8.c3 a5

Games

Position at move 8
1game

Reached via

  • ×11.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 a6 8.Qd2 b5

Games

Position at move 8
1game

Reached via

  • ×11.e4 b6 2.d4 Bb7 3.Nc3 e6 4.Bd3 Bb4 5.h4 c5 6.a3 Bxc3+ 7.bxc3 Qc7 8.Qg4 Ne7

Games

Position at move 8
1game

Reached via

  • ×11.Nf3 d5 2.g3 Nf6 3.Bg2 c6 4.O-O Bg4 5.d4 Nbd7 6.Bf4 e6 7.Nbd2 Be7 8.h3 Bh5

Games