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 : Thomas Addis Emmet was born in the Hammond's Marsh area of Cork City in 1764 to Dr. Robert Emmet from Tipperary (later to become State Physician of Ireland) and Elizabeth Mason of Kerry, both of whose portraits are today displayed at Cork's Crawford Art Gallery. 
Question : Where did Thomas Addis Emmet study or work?

Answer: educated at


Question: Context : Knights of Xentar is a humorous JRPG eroge (meaning it has erotic content). 
Question : To which series does Knights of Xentar belong?

Answer: series


Question: Context : In the same year Thomson-CSF went through a series of mergers and acquisitions to become the Thales Group, consequently in 2001 Shorts Missile Systems was renamed Thales Air Defence Limited (TADL). 
Question : What is Thales Air Defence's parent company?

Answer:
parent company