14 x Introduction (4.64 avg depth)
20 x Quickstarter (15.85 avg depth)
23 x King's Gambit (12.22 avg depth)
36 x Scotch (14.64 avg depth)
7 x Göring Gambit (11.86 avg depth)
12 x 2.Bc4 and 2.Nc3 (9.50 avg depth)
10 x 2.d4 (11.80 avg depth)
15 x Danish Gambit (10.47 avg depth)
20 x Four Knights (13.15 avg depth)
34 x Italian, Sidelines (15.06 avg depth)
57 x Italian with 5.d4 (18.39 avg depth)
6 x Italian with 5.Nc3 (10.17 avg depth)
16 x Italian with Bg5 (17.75 avg depth)
43 x Italian Mainlines (18.30 avg depth)
21 x Ponziani (13.57 avg depth)
7 x Spanish Exchange (11.00 avg depth)
12 x Spanish 5.d3 Bc5 (12.42 avg depth)
12 x Open Spanish, Sidelines (13.08 avg depth)
10 x Open Spanish 9.Qe2 (20.40 avg depth)
13 x Open Spanish 9.Be3 (19.15 avg depth)
14 x Open Spanish 9.c3 (18.07 avg depth)
12 x Open Spanish Main line 12.exf6 (18.17 avg depth)
22 x Open Spanish Main line 12.Nb3 (23.95 avg depth)
8 x Reference Lines (50.00 avg depth)
