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.

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

Context : Hans von Freden was born on 18 March 1892 in Berlin. 
Question : Which war was Hans von Freden in?
conflict

Context : Imaginum is a Mexican animated sci-fi-comedy film, produced by Ánima Estudios and released in theaters on August 19, 2005. 
Question : What production company was involved in Imaginum?

production company