E40 is the opening Nimzo-Indian Defense: Rubinstein System of the volume E · Indian defences: 7 half-moves to the position in the diagram, 2 variations in the ECO table.
What the games say
430 games in the collections, from 1854 to 2022. Mean rating of the games with ratings: 2428.
White wins 41 %, draws 34 %, Black wins 25 %
Most games: Rashkovsky, Nukhim N (22), Taimanov, Mark E (17), Kogan, Artur (13), Matnadze, Ana (11), Pachman, Ludek (10)
All 2 variations
- Nimzo-Indian Defense: Rubinstein System 1.d4 ♘f6 2.c4 e6 3.♘c3 ♗b4 4.e3
- Nimzo-Indian Defense: Rubinstein System, Taimanov Variation 1.d4 ♘f6 2.c4 e6 3.♘c3 ♗b4 4.e3 ♘c6