Queen's Gambit — what it means in chess
1.d4 d5 2.c4, offering a pawn to pull Black's center off the d-file.
1.d4 d5 2.c4, offering a pawn to pull Black's center off the d-file.
[[board startfen="rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1" caption="The Queen's Gambit: c4 strikes at d5 and offers itself — the oldest and most respectable pawn offer in chess, and not a true gambit at all, since White regains the pawn at will." pgn="d4 d5 c4" notes="The most classical position in the game is two moves away. White stakes the center. Black stakes it right back — the classical tabiya. And the gambit: c4 attacks d5 and offers a flank pawn to deflect a central one. Accept, and White recaptures in time with a freer game; decline, and the tension itself becomes White's lever. Either way the offer costs nothing — which is why this has been the main line of chess for three centuries."]]
The Queen's Gambit is the c4 break played as an entire opening: White offers a flank pawn to pull Black's d-pawn off the center, and the offer is famously safe — take it and White regains the pawn with a lead in development, which is why purists note it is not a true gambit at all. What it is is the most enduring main line in chess, the backbone of classical opening play since the game's modern rules settled.
Black's three respectable answers define whole families of chess. Accepting (...dxc4) concedes the center for a tempo of freedom and a later ...c5 counterstrike. Declining with ...e6 — the Queen's Gambit Declined proper — keeps the center at the cost of a temporarily modest light bishop, and produces the great classical structures: the Carlsbad, the minority attack, the endless arguments about the c8 bishop. Declining with ...c6, the Slav, keeps the center and the bishop's diagonal, paying instead in queenside flexibility. A serious player eventually forms an opinion about all three, because the trade-offs among them are a compact education in positional chess.
The Endgame Society glossary defines more than 240 chess terms — rules, notation, tactics, strategy, pawn structures, endgames, and openings — in language a beginner can act on rather than dictionary shorthand.