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