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