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