17 x 1. Main Line: Simple Tactics (2.12 avg depth)
29 x 2. Main: Center (3.17 avg depth)
21 x 3. Main: Attacking Black's King (3.10 avg depth)
9 x 4. Main: Attacking Black's Queenside (3.33 avg depth)
9 x 5. Main: Attacking White's King (3.00 avg depth)
9 x 6. Main: Attacking White's Queenside (2.56 avg depth)
17 x 7. Advance: Simple tricks (1.82 avg depth)
13 x 8. Advance: White attacks (2.85 avg depth)
9 x 9. Advance: Black attacks (3.33 avg depth)
10 x 10. Advance: Center (2.60 avg depth)
10 x 11. Advance: Trapped pieces (2.70 avg depth)
26 x 12. Exchange Variation (2.69 avg depth)
15 x 13. Panov (2.80 avg depth)
21 x 14. Isolani Structure (3.67 avg depth)
11 x 15. Kings Indian Attack (3.55 avg depth)
36 x 16. Miscellaneous (2.94 avg depth)
36 x 17. Test 1 (2.39 avg depth)
35 x 18. Test 2 (2.97 avg depth)
35 x 19. Test 3 (3.37 avg depth)
35 x 20. Test 4 (3.86 avg depth)
15 x 21. Brainteasers (5.87 avg depth)
397 x Reference Lines (37.26 avg depth)
