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.
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Question: Context : Columbus Nova is an investment company founded in 2000 and centered in New York City. 
Question : Which company is the parent company of Columbus Nova?

Answer: parent company


Question: Context : Window Water Baby Moving is an experimental short film by Stan Brakhage, filmed in November 1958 and released in 1959. 
Question : Who is the director for Window Water Baby Moving?

Answer: director


Question: Context : Elections to the European Parliament were held in Italy on 12 and 13 June 2004. 
Question : The point in time of Elections to the European Parliament was when?

Answer:
point in time