Instructions: 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.
Input: Context : part-Egyptian through her mother. According to the Augustan History, an imperial declaration of hers in 269 was sent to the citizens of Alexandria, Egypt, describing the city as ''my ancestral city''. This declaration only fits Vaballathus, the son of Zenobia. The historian Callinicus dedicated a ten-book history of Alexandria to a ''Cleopatra'', who can only be Zenobia.
Question : What is Zenobia's spouse's name?
Output:
spouse