D81. Gruenfeld: Russian variation

Notation
1. d2 - d4
g8 - f6
2. c2 - c4
g7 - g6
3. b1 - c3
d7 - d5
4. d1 - b3
Statistics
Games with this openings in database: 354
Wins by white: 158 44.6%
Wins by black: 164 46.3%
Draws: 32 9%
Games in progress with this opening: 0
FEN: