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

Ex Output:
series


Ex Input:
Context : NGC 147 is a member of the Local group of galaxies and a satellite galaxy of the Andromeda Galaxy (M31). 
Question : The star NGC 147 is a part of the constellation named what?

Ex Output:
constellation


Ex Input:
Context : Marilyn Tremaine was educated at the University of Wisconsin, gaining a BS in French, mathematics and physics, and then at the University of Southern California, gaining an MSc and PhD in communication theory. 
Question : What is the name university that educated Marilyn Tremaine?

Ex Output:

educated at