Bobby Fischer vs Boris Spassky · World Championship Match, Game 6, Reykjavik, 1972 · Queen's Gambit Declined · 1–0
25… a5
White to move. Fischer has built a dominating position with a strong centre and the bishop pair. He found the pawn break that opens the kingside. Can you start the breakthrough?
Bobby Fischer vs Boris Spassky
Reykjavik, 1972. In the most famous chess match ever played, the 'Match of the Century' between Bobby Fischer and Boris Spassky, Game 6 stands out as a perfect game. Fischer, almost always a 1.e4 player, opened 1.c4 and steered into a Queen's Gambit — and outplayed the World Champion so completely that when it was over, Spassky stood and applauded with the audience. The win gave Fischer the lead for the first time, and he never looked back.
The lesson
Perfect chess is the quiet accumulation of small advantages. There are no sacrifices here — just flawless development, a strong pawn centre, control of open lines, and relentless pressure until Black's position simply runs out of moves. Mastering positions like this is what separates strong players from champions.
Move by move
1. c41.c4! A shock — Fischer almost never opened with anything but 1.e4. He surprises Spassky and plays the Queen's Gambit for the first time in his career.
8. cxd58.cxd5 — Fischer enters the classical Tartakower exchange structure, a quiet line where understanding beats memory.
12. Qa412.Qa4 — Fischer presses on the queenside and the open c-file, the kind of small pressure that builds and builds.
15. dxc515.dxc5 — opening lines and saddling Black with an isolated, vulnerable pawn structure.
20. e420.e4! Fischer stakes out the centre. His pawns and pieces now dominate the board.
21. f421.f4 — the pawns roll forward, gaining space and preparing to open the kingside.
22. e522.e5 fixes a strong centre and cramps Black further. There is no counterplay anywhere.
26. f526.f5! The breakthrough. Fischer cracks open the kingside while Black's pieces are tied down.
28. Rcf128.Rcf1 — both rooks pile onto the open f-file. The pressure is becoming unbearable.
36. Bd336.Bd3 — Fischer calmly improves, leaving Black in near-zugzwang with no useful moves.
38. Rxf638.Rxf6! The decisive blow; the f-file collapses and Black's king is fatally exposed.
41. Qf441.Qf4 — Spassky resigned and applauded. A perfect game that gave Fischer the lead on his way to the title.
Frequently asked
Why did Spassky applaud this game?
Game 6 was so flawless — a complete positional crush with no errors from Fischer — that Spassky, the World Champion losing the game, joined the audience in applauding it. It is widely regarded as one of the greatest games ever played.
Why is it surprising that Fischer played 1.c4?
Fischer was famous for playing 1.e4 'best by test' in almost every game. In this match he surprised Spassky with 1.c4 and the Queen's Gambit, showing a versatility his opponents had never had to prepare for.
Can I play on from the key moment?
Yes — take the board as White at move 26 and try to play the breakthrough Fischer found, or replay the whole game move by move, no sign-up.