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