9 x 1. Introduction (5.22 avg depth)
52 x 2. Deviations Move 2 (Tromp, London, Veresov etc) (9.06 avg depth)
35 x 3. 1 d4 Nf6 2 Nf3 c5 (8.69 avg depth)
44 x 4. 1 d4 Nf6 2 c4 c5 White avoids 3 d5 (12.30 avg depth)
38 x 5. White Declines the Gambit (10.53 avg depth)
84 x 6. White takes b5, but not a6 (14.38 avg depth)
75 x 7. White takes b5 and a6 (17.40 avg depth)
7 x 8. Illustrative Games (37.43 avg depth)
