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 : LOT Charters launched flight operations on 1 June 2009. 
Question : What is LOT Charters's parent company?

Output: parent company


Input: Consider Input: Context : Ken Liu (born 1976) is an American science-fiction and fantasy writer, poet, lawyer, and computer programmer. 
Question : Which award was honoured to Ken Liu?

Output: award received


Input: Consider Input: Context : Born in Sylacauga, Alabama, United States, Van Allen Plexico graduated from Auburn University with Bachelor's and Master's Degrees in 1990 and 1994, doing additional graduate work at Georgetown University and at Emory University. 
Question : Which college or university is related with Van Allen Plexico?


Output: educated at