♟ ChessInsights
Tournaments/European Individual Chess Championship 2026 | Boards 1-66/Openings

Openings — position clusters

Unlike a move-tree view, this groups games by the position actually reached at move 10 — different move orders that transpose to the same position land in the same cluster.

Cluster at move
3456810
Showing 12 of 12 clusters·720 / 726 games reached move 10·696 singletons hidden — show all
Position at move 10
2games2 move orders

Reached via

  • ×11.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Nb8 10.d4 Nbd7
  • ×11.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Nb8 10.d4 Nbd7

Games

Position at move 10
2games2 move orders

Reached via

  • ×11.d4 Nf6 2.Nf3 d5 3.c4 e6 4.Nc3 Nbd7 5.e3 c6 6.Qc2 Bd6 7.Bd3 dxc4 8.Bxc4 O-O 9.O-O b5 10.Bd3 Bb7
  • ×11.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 c6 5.e3 Nbd7 6.Qc2 Bd6 7.Bd3 O-O 8.O-O dxc4 9.Bxc4 b5 10.Bd3 Bb7

Games

Position at move 10
2games2 move orders

Reached via

  • ×11.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.a3 Bxc3+ 6.Qxc3 d5 7.Nf3 dxc4 8.Qxc4 b6 9.Bg5 Ba6 10.Qa4 h6
  • ×11.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.a3 Bxc3+ 6.Qxc3 O-O 7.Nf3 dxc4 8.Qxc4 b6 9.Bg5 Ba6 10.Qa4 h6

Games

Position at move 10
2games2 move orders

Reached via

  • ×11.Nf3 Nf6 2.g3 d5 3.Bg2 c5 4.O-O e6 5.c4 d4 6.e3 Nc6 7.d3 h6 8.exd4 cxd4 9.Bf4 Bd6 10.Bxd6 Qxd6
  • ×11.c4 Nf6 2.g3 e6 3.Bg2 d5 4.Nf3 d4 5.O-O c5 6.e3 Nc6 7.exd4 cxd4 8.d3 h6 9.Bf4 Bd6 10.Bxd6 Qxd6

Games

Position at move 10
2games

Reached via

  • ×21.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ exf6 6.c3 Bd6 7.Bd3 O-O 8.Qc2 Re8+ 9.Ne2 h5 10.O-O h4

Games

Position at move 10
2games

Reached via

  • ×21.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 a6 7.Qf3 b5 8.Qg3 Qxg3 9.hxg3 Nxd4 10.Bxd4 Bb7

Games

Position at move 10
2games2 move orders

Reached via

  • ×11.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.d3 b5 7.Bb3 d6 8.a4 Bd7 9.c3 O-O 10.Bc2 Re8
  • ×11.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.d3 b5 7.Bb3 d6 8.c3 O-O 9.a4 Bd7 10.Bc2 Re8

Games

Position at move 10
2games2 move orders

Reached via

  • ×11.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 d4 5.O-O Nc6 6.d3 Bc5 7.Nbd2 O-O 8.Nb3 Be7 9.e3 dxe3 10.Bxe3 Ng4
  • ×11.c4 e6 2.g3 d5 3.Bg2 d4 4.Nf3 Nc6 5.O-O Bc5 6.d3 Nf6 7.Nbd2 O-O 8.Nb3 Be7 9.e3 dxe3 10.Bxe3 Ng4

Games

Position at move 10
2games

Reached via

  • ×21.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 Nd7 8.h5 Bh7 9.Bd3 Bxd3 10.Qxd3 e6

Games

Position at move 10
2games2 move orders

Reached via

  • ×11.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nf6 5.Nxf6+ exf6 6.c3 Bd6 7.Bd3 O-O 8.Qc2 h6 9.Ne2 c5 10.Be3 Qc7
  • ×11.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ exf6 6.c3 Bd6 7.Bd3 O-O 8.Qc2 h6 9.Ne2 c5 10.Be3 Qc7

Games

Position at move 10
2games2 move orders

Reached via

  • ×11.c4 e6 2.g3 d5 3.Bg2 Nf6 4.Nf3 dxc4 5.Qa4+ Nbd7 6.Qxc4 a6 7.Qc2 c5 8.Nc3 Qc7 9.O-O b6 10.d4 Bb7
  • ×11.Nf3 d5 2.c4 e6 3.g3 Nf6 4.Bg2 dxc4 5.Qa4+ Nbd7 6.Qxc4 a6 7.Qc2 c5 8.Nc3 Qc7 9.O-O b6 10.d4 Bb7

Games

Position at move 10
2games2 move orders

Reached via

  • ×11.c4 c5 2.Nf3 Nf6 3.Nc3 e6 4.g3 b6 5.Bg2 Bb7 6.O-O Be7 7.Re1 d5 8.cxd5 Nxd5 9.e4 Nb4 10.d4 cxd4
  • ×11.Nf3 Nf6 2.c4 b6 3.g3 c5 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.Re1 d5 8.cxd5 Nxd5 9.e4 Nb4 10.d4 cxd4

Games