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: Consider Input: Context : From a calendar entry, Djer is known to have died on a 7 Peret III while Djet began his reign on 22 Peret IV. The reason for the 45 days of interregnum is unknown. 
Question : What is Djet's spouse's name?

Output: spouse


Input: Consider Input: Context : Timelike Infinity is a 1992 science fiction book by Stephen Baxter. 
Question : What series is Timelike Infinity a part of?

Output: series


Input: Consider Input: Context : Kivalliq Air is an airline based in Winnipeg, Manitoba, Canada. 
Question : What company is Kivalliq Air part of?


Output: parent company