Instructions: You will be given a context, a subject and a relation. Your task is to generate a question based on the subject and relation. The generated question should include the given subject. Try to use a minimum number of words that are not present in either context, subject or relation while generating question.
Input: Context : Whether Oswiu's marriage with the Ui Neill princess Fin of the Cenel nEogain, and the birth of Aldfrith, should be placed in the context of his exile, or took place at a later date is uncertain.
Subject : Oswiu
Relation : date of death
Output:
On which date did Oswiu die?