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 does the surname janse van rensburg come from

Answer: South African


Question: who plays angel in x-men the last stand

Answer: Ben Foster


Question: when did south korea have the summer olympics

Answer:
1988