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 is this year's world cup being held

Answer: Russia


Question: where does the last name harris originate from

Answer: England


Question: the lymphatic tissues at the back of the mouth are called

Answer:
Tonsils