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.

Example Input: Context : ``Peter's Daughter'' is the seventh episode of the sixth season of Family Guy and originally aired November 25, 2007. 
Question : To which series does Peter's Daughter belong?
Example Output: series

Example Input: Context : The Telemundo brand traces back to the sign-on of WKAQ-TV (channel 2) in San Juan, Puerto Rico on March 28, 1954, which was founded by Ángel Ramos -- owner of Puerto Rico's main newspaper at the time, El Mundo, and the U.S. territory's first radio station, WKAQ (also known as ``Radio El Mundo''). 
Question : What company is Telemundo part of?
Example Output: parent company

Example Input: Context : PSR B1257+12 was discovered by the Polish astronomer Aleksander Wolszczan on February 9, 1990 using the Arecibo radio telescope. 
Question : What constellation is PSR B1257+12 part of?
Example Output:
constellation