"Wardley, John"@en . . "John Wardley (born 6 June 1950) is a British award-winning concept designer and developer for theme parks; an innovator of dark rides and roller coasters particularly in the UK attraction industry."@en . . "1950Z"^^ . . . . . . . . "John Wardley"@en . "1950-06-06Z"^^ . "British roller coaster designer" .