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.

Q: Context : Li Cunxu was born in 885, at Jinyang (i.e., Taiyuan), during the reign of Emperor Zhaozong of Tang. 
Question : What is Li Cunxu's spouse's name?

A: spouse
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Q: Context : ``At the request of Knox Burger, then at Fawcett, I attempted a series character. I took three shots at it to get one book with a character I could stay with. That was in 1964. Once I had the first McGee book, The Deep Blue Good-by, they held it up until I had finished two more, Nightmare in Pink and A Purple Place for Dying, then released one a month for three months. That launched the series.'' 
Question : Which show does The Deep Blue Good-by appear on?

A: series
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Q: Context : Lady Seated at a Virginal, also known as Young Woman Seated at a Virginal, is a genre painting created by Dutch artist Johannes Vermeer in about 1670--72 and now in the National Gallery, London. 
Question : What is the name of the place where Lady Seated at a Virginal can be found?

A:
collection
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