instruction:
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.
question:
What is the tradition of the instrument that commonly has four courses of doubled metal strings tuned in unison ?
answer:
Europe , has spread worldwide


question:
Which is the oldest castle that is only listed as a museum ?
answer:
Torpa Castle


question:
The radio station in Burlingame , Kansas is owned by a company headquartered in which city ?
answer:

Portland , Oregon