He has also coached and collaborated with Sweden's Prince Carl Philip.
Among the competitors are former Speedway World Xhampion Tony Rickardsson and Prince Carl Philip of Sweden.
Prince of Wales | Charles, Prince of Wales | Duke University | Prince | Duke Ellington | Duke | Philip II of Spain | Duke of Wellington | Prince Charles | Prince (musician) | Carl Sagan | Carl Jung | Prince William, Duke of Cambridge | Prince Albert | Philip K. Dick | Prince Edward Island | Prince Edward, Earl of Wessex | John Philip Sousa | Duke of York | Port-au-Prince | Carl Orff | Prince Caspian | Philip II | Philip Roth | Philip IV of Spain | Carl Maria von Weber | Philip II of Macedon | Philip | Carl Lewis | Albert, Prince Consort |