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 : Pointe du Hoc (French pronunciation: ​(pwɛ̃t dy ɔk)) is a promontory with a 100 ft (30 m) cliff overlooking the English Channel on the coast of Normandy in northern France. 
Question : When did Pointe du Hoc occurr?

SOLUTION: point in time

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

SOLUTION: parent company

PROBLEM: Context : British Airways Flight 2276 was a scheduled passenger flight which caught fire during take-off from Las Vegas-McCarran International Airport on 8 September 2015, prompting an aborted take-off and the evacuation of all passengers and crew. 
Question : What date is associated with British Airways Flight 2276?

SOLUTION:
point in time