Play Chess Against Efim Geller
Efim Geller (1925-1998), the Soviet grandmaster who held plus scores against world champions, sits across the board. Set the strength, clock, color and starting position, then press Start game.
Set the game on the right. Start unlocks the board and starts the side-to-move clock.
Set up your game against Efim Geller
Efim Geller stays selected. Choose the playing strength, clock, color and starting position.
Efim Geller remains selected while you choose the settings for this game.
Efim Geller1925-1998
The first number is the starting time in minutes. The second is the increment after each completed legal move.
Your colorStart game locks these settings and begins the selected clock. Change setup unlocks them for a new game.
About Efim Geller

Efim Geller (1925-1998) was the most feared man in the Soviet team room, a player world champions studied with special care. He won the USSR championship in 1955 and then again in 1979 at fifty-four, its oldest winner, and reached the Candidates six times. His lifetime score against world champions was positive, including five wins over Bobby Fischer. In later years he became one of the great opening analysts, working as a second in Karpov's title matches against Kasparov.
- 1925Born in Odessa
Born on 8 March 1925 in Odessa. A talented basketball player in his youth, he came to serious chess relatively late.
- 1952Grandmaster
Earned the grandmaster title and joined the deep Soviet elite.
- 1955USSR champion
Won the Soviet championship in Moscow ahead of Smyslov and Botvinnik.
- 1962Half a point short
At the Curacao Candidates he tied second with Keres, half a point behind Petrosian, who went on to take the crown.
- 1965Beats Smyslov
Won his Candidates quarterfinal against former champion Vasily Smyslov, then lost the semifinal to Spassky.
- 1979Champion at 54
Won his second USSR championship at fifty-four, the oldest player ever to take that title.
- 1984In Karpov's corner
Worked as a second and analyst for Anatoly Karpov in the world championship matches against Garry Kasparov.
- 1998Death
Died on 17 November 1998. Champions from Fischer to Kasparov had learned to respect his preparation.
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Questions about playing Efim Geller
Can I play against Efim Geller for free?
Yes. You can start a game without a subscription, account or download.
Who was Efim Geller?
Efim Geller was a celebrated chess master. The portrait and lifetime on this page identify the person represented here.
Can I change Geller's playing strength?
Yes. Choose the approximate Lichess scale from 600 to 3000 or FIDE scale from 1500 to 2600, both in 100-point steps.
Is the strength number a historical rating?
No. It is an approximate playing-strength target for this game, not a biographical rating or a rating conversion.
Can I start from a FEN or PGN?
Yes. Standard chess is the default. Open Starting position to paste a FEN or one PGN. A PGN loads its final mainline position.
What do 3+2 and 10+0 mean?
The first number is each side's starting time in minutes. The second is the increment added after each completed legal move.
Can I choose White, Black or a random color?
Yes. Choose the side you control. The starting position decides which color moves first, and Random chooses your side when you start.
Does the board work on a phone?
Yes. Tap a piece and then its destination, or drag the piece. The board and clocks adapt to narrow screens.
Can I undo moves and review the game?
Undo is unavailable during an active legend game. Review becomes available after the game ends.
Can I choose another chess legend?
Yes. Use the chess-legend hub or the links below the board to open another player page.