Cervantes delays the development of the knight.
1. d2d4  1... g8f6  2. c2c4  2... e7e6  3. g1f3  3... b7b6  4. g2g3  4... c8b7  5. f1g2  5... f8e7  6. e1g1  6... e8g8  7. f1e1  7... a7a5 A rare continuation, and as GM Krasenkow explained it: \"One of the useful moves. Black waits for Nb1-c3 to reply with ...Nf6-e4.\" It should be added that Rapport likes playing like this and it certainly carried the effect of the surprise.