♟ ChessInsights
Tournaments/French Youth Chess Championships 2026 | O18/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 15 of 15 clusters·15 / 15 games reached move 10
Position at move 10
1game

Reached via

  • ×11.d4 e6 2.c4 Nf6 3.Nf3 b6 4.a3 Bb7 5.Nc3 Be7 6.d5 O-O 7.e4 d6 8.Bd3 Nbd7 9.O-O a5 10.Re1 Nc5

Games

Position at move 10
1game

Reached via

  • ×11.d4 Nf6 2.Bf4 d5 3.Nf3 e6 4.e3 c5 5.c3 Bd6 6.Bg3 Qc7 7.Nbd2 Nbd7 8.Bd3 O-O 9.O-O Bxg3 10.hxg3 e5

Games

Position at move 10
1game

Reached via

  • ×11.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Ndb5 Bb4 7.a3 Bxc3+ 8.Nxc3 d5 9.exd5 exd5 10.Bd3 O-O

Games

Position at move 10
1game

Reached via

  • ×11.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Nf3 c5 8.Be2 O-O 9.Rb1 Nc6 10.d5 Ne5

Games

Position at move 10
1game

Reached via

  • ×11.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Be7 7.Re1 O-O 8.a4 Bb7 9.d3 d6 10.Bd2 Re8

Games

Position at move 10
1game

Reached via

  • ×11.e4 c5 2.c3 Nf6 3.e5 Nd5 4.Nf3 Nc6 5.Bc4 Nb6 6.Bb3 g6 7.O-O Bg7 8.d4 cxd4 9.cxd4 d6 10.Qe2 O-O

Games

Position at move 10
1game

Reached via

  • ×11.e4 c5 2.Nf3 Nc6 3.Bb5 e5 4.O-O Bd6 5.c3 a6 6.Ba4 b5 7.Bc2 Nf6 8.d4 cxd4 9.cxd4 Nxd4 10.Nxd4 exd4

Games

Position at move 10
1game

Reached via

  • ×11.e4 c5 2.Nc3 Nc6 3.f4 g6 4.Nf3 Bg7 5.Bb5 Nd4 6.O-O e6 7.e5 a6 8.Bd3 Nxf3+ 9.Qxf3 d5 10.Qf2 Qc7

Games

Position at move 10
1game

Reached via

  • ×11.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f3 e5 7.Nb3 Be7 8.Be3 Be6 9.Qd2 h5 10.O-O-O Nbd7

Games

Position at move 10
1game

Reached via

  • ×11.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be2 Nf6 7.Ndb5 Qb8 8.f4 d6 9.Be3 Be7 10.g4 a6

Games

Position at move 10
1game

Reached via

  • ×11.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O 6.Rc1 c5 7.dxc5 Qa5 8.cxd5 Rd8 9.Bc4 Qxc5 10.Bb3 Be6

Games

Position at move 10
1game

Reached via

  • ×11.d4 Nf6 2.Bg5 d5 3.e3 e6 4.Nd2 h6 5.Bf4 Bd6 6.Bxd6 Qxd6 7.Ngf3 c5 8.c3 Nbd7 9.Bd3 O-O 10.O-O e5

Games

Position at move 10
1game

Reached via

  • ×11.Nf3 d5 2.d4 Nf6 3.c4 e6 4.Nc3 dxc4 5.Qa4+ c6 6.Qxc4 b5 7.Qd3 a6 8.g4 c5 9.g5 Nfd7 10.Bf4 cxd4

Games

Position at move 10
1game

Reached via

  • ×11.d4 d5 2.c4 c6 3.Nc3 Nf6 4.e3 Bf5 5.cxd5 Nxd5 6.Nf3 e6 7.Bd3 Bb4 8.O-O Bxc3 9.bxc3 Nxc3 10.Qc2 Bxd3

Games

Position at move 10
1game

Reached via

  • ×11.e4 c5 2.Nf3 g6 3.d4 cxd4 4.Nxd4 Nc6 5.c4 Nf6 6.Nc3 d6 7.f3 Bg7 8.Be3 O-O 9.Be2 Nh5 10.g3 Nxd4

Games