Opening Library
Every opening worth knowing — from the Italian Game and Caro-Kann to the Stafford Gambit and the Grob. Each one has its own page with video lessons, key ideas, and common mistakes.
Benko Gambit
1.d4 Nf6 2.c4 c5 3.d5 b5!? — sacrifice a pawn for long-term queenside pressure. Easy to play, hard to refute.
Benoni Defense
1.d4 Nf6 2.c4 c5 3.d5 e6 — asymmetric structure, dynamic play, kingside fianchetto, queenside counterplay.
Bogo-Indian Defense
1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ — Nimzo-Indian style pin against the white knight on f3. Solid and flexible.
Dutch Defense
1.d4 f5 — fight for the e4 square and prepare a kingside attack. Three main systems: Stonewall, Leningrad, Classical.
Grünfeld Defense
1.d4 Nf6 2.c4 g6 3.Nc3 d5 — let White build the giant center, then dismantle it with piece pressure.
King's Indian Defense
1.d4 Nf6 2.c4 g6 — let White build the center, then attack it with ...e5 or ...c5. Hypermodern, double-edged, beloved by attacking players.
Nimzo-Indian Defense
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 — pin the knight, ruin White's pawn structure, play strategically. The most respected defense to 1.d4.
Queen's Gambit Accepted
Black takes the c4 pawn (1.d4 d5 2.c4 dxc4) and plans active development. White recovers the pawn easily but the position is balanced.
Queen's Gambit Declined
Black holds the center: 1.d4 d5 2.c4 e6. The most solid response to the Queen's Gambit. Played by every world champion.
Queen's Indian Defense
1.d4 Nf6 2.c4 e6 3.Nf3 b6 — fianchetto the queen's bishop and contest the long diagonal. Solid, drawish, classical.
Semi-Slav Defense
1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.Nf3 e6 — the fighting Slav. Combines solid structure with sharp counterplay (Meran, Botvinnik, Anti-Meran).
Slav Defense
1.d4 d5 2.c4 c6 — the rock-solid Slav. Black holds d5, develops the c8 bishop, and fights for equality.
Tarrasch Defense
1.d4 d5 2.c4 e6 3.Nc3 c5 — Black accepts an isolated queen's pawn for active piece play and open lines.