TASK DEFINITION: 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.
PROBLEM: Context : Geoffrey Burnand was born in Hastings, Sussex to an English father, a Colonel in the British Army, and an Irish mother. 
Question : Which is the date of death for Geoffrey Burnand?

SOLUTION: date of death

PROBLEM: Context : Christian de Boissieu received a Ph. D in economics in 1973 at the University of Paris-I Panthéon-Sorbonne. 
Question : What is the name university that educated Christian de Boissieu?

SOLUTION: educated at

PROBLEM: Context : Norway - Upgraded to NASAMS 2. 
Question : What year was NASAMS made?

SOLUTION:
service entry