Eljanov has a classic, positional style and these slow variations usually work well for him.
1. g1f3  1... d7d5  2. g2g3  2... g8f6  3. f1g2  3... c7c6  4. e1g1  4... c8g4  5. h2h3  5... g4h5  6. d2d3  6... e7e6 