Task: Explanation
Input (English): Airstream is an American brand of Travel trailers ("caravans" in British English) which are easily recognized by the distinctive shape of their rounded and polished aluminum coachwork. This body shape dates back to the 1930s and is based on designs created by Hawley Bowlus, who had earlier overseen construction of Charles Lindbergh's aircraft, the "Spirit of St. Louis". Question: What person does Airstream and Spirit of St. Louis have in common? Answer: Charles Lindbergh
Output (English):  This body shape dates back to the 1930s and is based on designs created by Hawley Bowlus, who had earlier overseen construction of Charles Lindberghs aircraft, the Spirit of St. Louis.