In which city is the headquarters of the manufacturer of the engine used in the 1997 Rinspeed Mono Ego?
Rinspeed Mono Ego: To celebrate 20 years of Rinspeed, Frank Rinderknecht created the 1997 Rinspeed Mono Ego. Hyundai: Hyundai Group (Hangul:  ; Hanja:  , ] ) is a multinational chaebol (conglomerate) headquartered in Seoul, South Korea.
i don't know