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\*.
--------
Question: in the otolith organs the otoliths are calcium carbonate particles that ____

Answer: to perceive linear acceleration


Question: who does rachel end up with in friends

Answer: Ross Geller


Question: where is the deepest mine of the world located

Answer:
South Africa