| breed | Thoroughbred | 
| color / sex / birth date | chestnut f ., 1934 | 
| breeder | USA | 
| Dam line | Alexander mare | 
| foaling reference | Ам. | 
| Owner | USA | 
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                                   Reigh Count 
                                  (USA)             
                                         USA chestnut, 1925  | 
        
        
             
                                    
                                               
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                                   Risque 
                                  (USA)             
                                         USA bay, 1928  | 
        
        
             
                                   Stimulus 
                                  (USA)             
                         chestnut, 1922  | 
        
        
             
                                   Ultimus 
                                  (USA)             
             chestnut, 1906  | 
    
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                                   Hurakan 
                                  (USA)             
             bay, 1911  | 
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                                   Risky 
                                  (USA)             
                         bay, 1924  | 
        
        
             
                                   Diadumenos 
                                  (IRE)             
             chestnut, 1910  | 
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                                   Venturesome 
                                  (GB)             
             bay, 1916  |