In this task, You are given an open-domain question that can be answered based on factual information. Your task is to provide \*short\* answer (in a few words only) for the given question. The short answer can be one or more entities or it can also be boolean \*yes\* or \*no\*.
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Question: where was the first motte and bailey castle built

Answer: northern Europe


Question: who sings the counting to 4 song on sesame street

Answer: Feist


Question: who designed the glass pyramid in the louvre

Answer:
I.M. Pei