♟chessinsights
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
3456810
Showing 11 of 11 clusters·105 / 106 games reached move 4·74 singletons hidden — show all
Position at 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

Position at move 4
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

Position at move 4
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

Position at move 4
3games

Reached via

  • ×31.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7

Games

Position at move 4
2games

Reached via

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

Games

Position at move 4
2games

Reached via

  • ×21.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O

Games

Position at move 4
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

Position at move 4
2games

Reached via

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

Games

Position at move 4
2games

Reached via

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

Games

Position at move 4
2games

Reached via

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

Games

Position at move 4
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