Tree path 4 levels Nimzo-Indian Defense › Sämisch Variation › Nimzo-Indian Defense: Sämisch Variation › O'Kelly Variation
- Chess Codex
- Nimzo-Indian Defense E20
- Sämisch Variation E24
- Nimzo-Indian Defense: Sämisch Variation E26
- O'Kelly Variation E26 you are here
Nimzo-Indian Defense: Sämisch Variation, O'Kelly Variation
Overview
Nimzo-Indian Defense: Sämisch Variation, O'Kelly Variation is a specific line in the Indian Defenses family (ECO E26), arising from a recognised theoretical position.
The Indian Defenses group covers Indian defences — hypermodern lines where Black challenges the centre with pieces rather than pawns.
It is reached after 12 plies of play, with the move sequence 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 b6.
The line refines Nimzo-Indian Defense: Sämisch Variation, which traces back to the root opening Nimzo-Indian Defense.
Explore the position on the interactive board, study its real-world results from Lichess, and challenge the engine when you are ready.
- ECO code
- E26
- Group
- Indian Defenses (E)
- Plies
- 12
This overview is generated automatically from the opening's metadata. Know this line well? Write a description — submissions are reviewed before publishing.
Statistics from Lichess
14,031 games · White 46.0% / Draw 5.1% / Black 49.0%
| Moves | Games | W / D / B |
|---|---|---|
| Bd3 | 7,741 | |
| Nf3 | 3,844 | |
| f3 | 527 | |
| Be2 | 414 | |
| Qf3 | 294 | |
| d5 | 255 | |
| Ne2 | 237 | |
| a4 | 186 |
Source: Lichess Opening Explorer · cached 2026-09-26 02:43:59
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