Nimzo-Indian Defense
At 1400–1799 Elo, theory ends around half-move 13. The move that leaves it is a mistake in 8% of cases, 13.2 times as often as a move inside it.
Where theory ends
Half-move at which a game leaves what at least 100 games played. Half of all games end between the two outer numbers.
- up to 139913half-movehalf of the games: 11 to 14
- 1400–179913half-movehalf of the games: 11 to 15
- 1800+14half-movehalf of the games: 12 to 16
How risky the exit is
Share of moves that lose at least 10 points of winning chances, in the same stretch of the game (half-moves 8 to 24).
up to 1399
- Inside theory0.7%
- The move that leaves it11.5%
- After it11.9%
16.3× the risk of a move inside theory
1400–1799
- Inside theory0.6%
- The move that leaves it7.9%
- After it9.0%
13.2× the risk of a move inside theory
1800+
- Inside theory0.3%
- The move that leaves it4.5%
- After it5.7%
15.9× the risk of a move inside theory
Most common mistakes inside theory
Moves the engine rates down although many players choose them. The last move of each line is the mistake, the loss is the mean in points of winning chances.
- 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 d6482 played, 20.5 points lost
- 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Ba5262 played, 27.8 points lost
- 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 Bb7 6. e3 d6251 played, 23.3 points lost
- 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. e4 Bxc3+ 6. bxc3 d5239 played, 12.1 points lost
- 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. e4 Bb7 6. Bd3 d6156 played, 11 points lost
- 1. d4 Nf6 2. e3 e6 3. c4 Bb4+ 4. Nc3 Bxc3+ 5. bxc3 Ne4149 played, 10 points lost
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Opening names from the Lichess opening database (CC0). A game belongs to the most specific named opening it reaches within 39 half-moves.