Classify the relation of question with context to one of these categories: 1) award received, 2) based on, collection, 3) conflict, 4) constellation, 5) convicted of, 6) date of death, 7) director, 8) drafted by, 9) educated at, 10) medical condition, 11) military branch, 12) narrative location, 13) occupation, 14) original network, 15) parent company, 16) point in time, 17) production company, 18) residence, 19) series, 20) service entry, 21) sex or gender, 22) spouse, 23) standards body question.
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Question: Context : Æthelswith (c. 838-888) was the only known daughter of King Æthelwulf of Wessex. 
Question : What is Æthelswith's spouse's name?

Answer: spouse


Question: Context : Designed to give users more control of their personal information when browsing, P3P was developed by the World Wide Web Consortium (W3C) and officially recommended on April 16, 2002. 
Question : Who set the standards for P3P?

Answer: standards body


Question: Context : That same month, Singer was approached by Warner Bros. to pitch his idea for Superman Returns, as he was preparing to leave for Hawaii on a short vacation with his X2 writers Michael Dougherty and Dan Harris. 
Question : What studio produced Superman Returns?

Answer:
production company