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\*.

[Q]: where did the first civilization in africa start
[A]: Kingdom of Kush


[Q]: the shortest distance between two points on the earth's surface is
[A]: great-circle distance


[Q]: what is the relaxed state of the ventricle called
[A]:
Ventricular diastole