| B01 | Scandinavian defense | 1.e4 d5 2.exd5 Qxd5 (2...Nf6) 3.Nc3 Qa5 (3...Qd8, 3...Qd6) | $3 |
| B03 | Alekhine's defense: Exchange var. | 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.exd6 | $3 |
| B03 | Alekhine's defense: Four pawns attack | 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.f4 | $3 |
| B07 | Pirc: Byrne var. | 1.e4 d6 (1...g6 2.d4 Bg7 3.Nc3 d6 4.Bg5) 2.d4 Nf6 3.Nc3 g6 4.Bg5 | $3 |
| B09 | Pirc: Austrian attack | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 | $5 |
| B10 | Caro-Kann: Closed (Breyer) var. | 1.e4 c6 2.d3 d5 3.Nd2 | $3 |
| B15 B16 | Caro-Kann: Tartakower var. | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6 exf6, 5...gxf6 | $3 |
| B17 | Caro-Kann: Steinitz var. | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 Nd7 8.h5 Bh7 9.Bd3 | $3 |
| B18 B19 | Caro-Kann: Classical var. | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Ng5 Ngf6 6.Bc4 e6 7.Qe2 | $3 |
| B22 B27 | Sicilian defense: Hungarian and Alapin's var. | 1.e4 c5 2.Nf3 g6 3.c3 | $3 |
| B26 | Sicilian defense: Closed | 1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Be3 | $3 |
| B30 | Sicilian defense: Nimzovich-Rossolimo attack (without 3...d6) | 1.e4 c5 2.Nf3 Nc6 3.Bb5 | $5 |
| B40 | Sicilian defense | 1.e4 c5 2.Nf3 e6 3.b3 | $3 |
| B51 | Sicilian defence: Moscow attack | e4 c5 2.Nf3 d6 3.Bb5 | $5 |
| C02 | French: Advance var. | 1.e4 e6 2.d4 d5 3.e5 c5 4.c3 | $5 |
| C41 | Philidor's defense | 1.e4 d6 2.d4 Nf6 3.Nc3 e5 4.Nf3 Nbd7 5.Bc4 Be7 6.O-O O-O 7.Re1 c6 8.a4 | $3 |
| C42 | Petrov's defense: Nimzovich attack | 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Nc3 | $5 |
| C45 | Scotch game | 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 (4...Bb4 5.c3 Bc5 6.Be3) 5.Nxc6 Qf6 6.Qf3 | $5 |
| C45 | Scotch game: Mieses var. | 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6 5.Nxc6 bxc6 6.e5 | $5 |
| C45 | Scotch game | 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Be3 Qf6 6.c3 Nge7 7.Bc4 Ne5 8.Be2 Qg6 9.O-O d6 10.f4 Qxe4 11.Bf2 | $3 |
