Instructions: Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.
Input: Context : Engelbert I of Nassau (c. 1370, in Dillenburg -- 3 May 1442, in Breda) was a son of Count Johan I of Nassau and Countess Margaretha of the Marck, daughter of Count Adolph II of the Marck.
Answer : 3 May 1442
Output:
When did the life of Engelbert I of Nassau end?