| breed | Thoroughbred | 
| color / sex / birth date | f ., 1937 | 
| breeder | Great Britain | 
| Sire line | Gainsborough | 
| foaling reference | Ан | 
| Owner | Great Britain | 
| 
             
                                   Solario 
                                  (IRE)             
                                         Ireland bay, 1922  | 
        
        
             
                                   Gainsborough 
                                  (GB)             
                         bay, 1915  | 
        
        
             
                                   Bayardo 
                                  (GB)             
             bay, 1906  | 
    
| 
             
                                   Rosedrop 
                                  (GB)             
             chestnut, 1907  | 
    ||
| 
             
                                   Sun Worship 
                                  (GB)             
                         bay, 1912  | 
        
        
             
                                   Sundridge 
                                               
             chestnut, 1898  | 
    |
| 
             
                                   Doctrine 
                                               
             bay, 1899  | 
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