Tournaments/2026 Saint Louis Masters/Openings

Openings — position clusters

Unlike a move-tree view, this groups games by the position actually reached at move 3 — different move orders that transpose to the same position land in the same cluster.

Cluster at move

3 4 5 6 8 10

Showing 42 of 42 clusters·303 / 303 games reached move 3·69 singletons hidden — show all

24games

Reached via

×241.e4 e5 2.Nf3 Nc6 3.Bb5 a6

Games

Reached via

×111.d4 Nf6 2.c4 e6 3.Nf3 d5
×51.d4 d5 2.c4 e6 3.Nf3 Nf6
×11.d4 Nf6 2.Nf3 d5 3.c4 e6
+ 1 other order

Reached via

×131.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5
×11.e4 e5 2.Bc4 Nc6 3.Nf3 Bc5

Reached via

×71.d4 d5 2.c4 e6 3.Nc3 Nf6
×31.d4 Nf6 2.c4 e6 3.Nc3 d5
×11.c4 e6 2.Nc3 d5 3.d4 Nf6

Reached via

×41.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6
×21.e4 e5 2.Nf3 Nf6 3.Nc3 Nc6

Reached via

×41.Nf3 d5 2.g3 Nf6 3.Bg2 e6
×11.Nf3 Nf6 2.g3 d5 3.Bg2 e6

Reached via

×41.d4 d5 2.Nf3 Nf6 3.Bf4 c5
×11.d4 d5 2.Bf4 Nf6 3.Nf3 c5

Reached via

×21.d4 Nf6 2.c4 g6 3.Nf3 Bg7
×21.Nf3 Nf6 2.c4 g6 3.d4 Bg7

Reached via

×11.d4 Nf6 2.Nf3 d5 3.e3 e6
×11.d4 d5 2.Nf3 e6 3.e3 Nf6
×11.d4 d5 2.Nf3 Nf6 3.e3 e6
+ 1 other order

Reached via

×21.Nf3 d5 2.g3 Nf6 3.Bg2 c5
×11.Nf3 Nf6 2.g3 d5 3.Bg2 c5

Reached via

×21.d4 Nf6 2.c4 e6 3.Nf3 b6
×11.Nf3 Nf6 2.d4 e6 3.c4 b6

Reached via

×11.c4 e6 2.Nf3 d5 3.e3 Nf6
×11.Nf3 d5 2.e3 Nf6 3.c4 e6

Reached via

×11.c4 e6 2.g3 Nf6 3.Bg2 d5
×11.c4 e6 2.g3 d5 3.Bg2 Nf6

Reached via

×11.e4 d6 2.d4 Nf6 3.Nc3 e5
×11.e4 e5 2.Nc3 Nf6 3.d4 d6