10 x 1. Queen's Pawn Opening Introduction (5.00 avg depth)
20 x 2. Nimzo-Indian Defense (13.75 avg depth)
18 x 3. King's Indian Defense (15.17 avg depth)
14 x 4. Grünfeld Defense (18.93 avg depth)
12 x 5. Benoni Defense (14.33 avg depth)
6 x 6. Benko Gambit (14.33 avg depth)
4 x 7. Queen's Gambit Declined (13.00 avg depth)
13 x 8. Classical and Chebanenko Slav (12.92 avg depth)
13 x 9. Semi-Slav Defense (18.46 avg depth)
13 x 10. Queen's Gambit Accepted (11.62 avg depth)
11 x 11. Dutch Defense (11.27 avg depth)
12 x 12. Sidelines (8.92 avg depth)
