Alekhine's defence (B02)
e4 Nf6 e5 Nd5
e4 Nf6 e5 Nd5
| Alekhine's defence (B02) c4 | Bc4 Nb6 Bb3 c5 d3 Alekhine's defence Kmoch variation (B02) |
| Alekhine's defence (B03) d4 | Nc3 Alekhine's defence S\"amisch attack (B02) |
| Alekhine's defence Kmoch variation (B02) Bc4 Nb6 Bb3 c5 d3 | b3 Alekhine's defence Welling variation (B02) |
| Alekhine's defence S\"amisch attack (B02) Nc3 | c4 Alekhine's defence (B02) |
| Alekhine's defence Welling variation (B02) b3 | d4 Alekhine's defence (B03) |