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: how many types of finch species are there

Answer: about fifteen


Question: who did chris long play football for last year

Answer: Eagles


Question: who has got the most subscribers on youtube 2018

Answer:
PewDiePie