American Champion Older Dirt Male Horse

Columns: Year | Horse | Age | Trainer | Owner
1923 | Grey Lag | 5 | Sam Hildreth | Harry F. Sinclair | 1922 | Exterminator | 7 | Eugene Wayland | Willis Sharpe Kilmer | 1922 | Grey Lag | 4 | Sam Hildreth | Harry F. Sinclair | 1921 | Exterminator | 6 | Willie Knapp | Willis Sharpe Kilmer | 1921 | Mad Hatter | 5 | Sam Hildreth | Harry F. Sinclair | 1920 | Exterminator | 5 | Henry McDaniel | Willis Sharpe Kilmer

Example questions:
When was the last year that the American Champion horse trained by Bud Stotler ran ? | American Champion Mike Hall 's owner was the founder of what company ? | Who was the mother of American Champion Discovery 's owner ? | What state was Epinard 's American Champion trainer born in ?

Answers:
1936 | Keeneland | Margaret Emerson | Illinois