Task: Explanation
Input (English): Joseph Siffert (7 July 1936 – 24 October 1971) was a Swiss racing driver. Question: What is the birth date of the person who won his first Formula One victory at the 1968 British Grand Prix?  Answer: 7 July 1936
Output (English): Joseph Siffert 7 July 1936 – 24 October 1971 was a Swiss racing driver.