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