Pick anything and be asked it cold, whether or not you owe it. Nothing here is unlocked by anything else.
Chapter 1
1.e4 c5
200 decisions · 40 rounds of 5
Black plays 2...d6
40 decisions · 8 rounds of 5
Black plays 2...Nc6
77 decisions · 16 rounds of 5
Black plays 2...e6
60 decisions · 12 rounds of 5
Black plays 2...g6
26 decisions · 6 rounds of 5
Black plays 2...a6
9 decisions · 2 rounds of 5
Chapter 2
1.e4 e5
116 decisions · 24 rounds of 5
Black plays 2...Nf6
38 decisions · 8 rounds of 5
45 decisions · 9 rounds of 5
Chapter 3
1.e4 e6
132 decisions · 27 rounds of 5
Chapter 4
1.e4 c6
43 decisions · 9 rounds of 5
Chapter 5
1.e4 d6
135 decisions · 27 rounds of 5
81 decisions · 17 rounds of 5
Black plays 2...e5
1 decision · 1 round of 5
Black plays 2...Nd7
31 decisions · 7 rounds of 5
Chapter 6
1.e4 d5
Black plays 2...Qxd5
86 decisions · 18 rounds of 5
Black plays 2...c6