Size of muzzle: BX - Boxer R1 - Rottweiler DBD - Dogue de Bordeaux RB - Russian Borzoi EM1 - English Mastiff A - Amstaff D0 - Doberman small bitch DH - Datchhund SL - Saluki F1 - French Bulldog Big M - malinois BM - Bullmastiff EB2 - big English bulldog, short snout big dogs BX1 - Boxer small DD - Great Dane RR - Rodesian Ridgeback EM2 - English Mastiff B - Boston Terrier BC - Border Collie P - Pitbull EB - English Bulldog T - Terrier F2 - French Bulldog Big EM - English Mastiff D - Doberman small DD1 - Great Dane small SH - Shih Tzu F - French Bulldog BG - Beagle R - Rottweiler D1 - Doberman big EB1 - English Bulldog small GSD - German Shepherd