Teacher:Generate a correct and concise answer for the question based on the words in the context.
Teacher: Now, understand the problem? Solve this instance: 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.
Question : When did the life of Engelbert I of Nassau end?
Student:
3 May 1442