Complex sentence: The designation "SL" derives from the German "Sportlich-Leicht," (English: Sport Lightweight) and was first applied to the 300 SL, often referred to as the "Gullwing" due to its "gullwing" or upward-opening doors.
Split into simpler sentences: The designation "SL" derives from the German "Sportlich-Leicht," (English: Sport Lightweight). The "SL" designation was first applied to the 300 SL, often referred to as the "Gullwing" due to its "gullwing" or upward-opening doors.