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.

Ex Input:
Context : A Rum Collins is a cocktail based on the Tom Collins substituting a light rum for the gin. 
Question : Which is the basis of Rum Collins?

Ex Output:
based on


Ex Input:
Context : Alda Merini (21 March 1931 -- 1 November 2009) was an Italian writer and poet. 
Question : What was Alda Merini's gender?

Ex Output:
sex or gender


Ex Input:
Context : According to Procopius, coins of Bawi were minted during the reign of Kavadh I (r. 488-496, 499-531) due to the marriage of the latter with his sister, and, therefore, he became the uncle of the future king Khosrau I (r. 531-579). 
Question : Which historic war did Bawi participate?

Ex Output:

conflict