¼+0 • UltraBullet • RatedAkk_Dlya_Vsex1007? −8SLIVSLIVSLIVSLIVSLIV925? +9DrawA04 Zukertort Opening: Black Mustang Defense1. Nf3 Nc6 2. Ng1 Nb8 3. Nf3 Nc6 ... 4 moves