When down a tempo, keep the position closed.
1. e2e4  1... e7e5  2. g1f3  2... b8c6  3. f1b5  3... a7a6  4. b5a4  4... g8f6  5. e1g1  5... f8e7  6. d2d3  6... b7b5  7. a4b3  7... d7d6  8. c2c3  8... e8g8  9. h2h3  9... c6a5  10. b3c2  10... c7c5  11. d3d4 Firouzja enters the Chigorin system  down a tempo. In comparison to the main lines, White does not have his  rook on e1. 11... d8c7 