In this task, you will be presented with a question and you have to answer the question based on your knowledge. Your answers should be as short as possible.

[EX Q]: What is the frequency of the station whose owner is the oldest existing broadcasting network in Canada ?
[EX A]: AM 860

[EX Q]: What is the name of the father of the candidate with a constituency created for the 1918 general election and for the 1983 general election ?
[EX A]: Robert Weir

[EX Q]: When was the first building featuring a metal framed glass curtain wall built ?
[EX A]:
1864