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: what episode does angelina leave in season 2

Answer: 10


Question: when does ripper street start on bbc 2

Answer: 22 August 2016


Question: how many vertices sides does a rectangle have

Answer:
four