X developed Y in 1885 and Y was regarded to be the 1st automobile and X's 1st patent. Y was a three wheeled automobile with a rear mounted engine. X's wife Z decided to promote the vehicle in a unique way, she traveled 120 Km in the vehicle without her husband's knowledge. Identify X,Y,Z.
If you have been to Auto-Expo'10 then its a sitter 4 u.