Definition: In this task, you need to generate an appropriate title for the given summary of some paragraph. The generated title must be short and should include the main topic of the given text. Your summary should be less than 20 words long.
Input: Belarusian President Alexander Lukashenko has been heckled by workers on a visit to a factory as anger mounts over his disputed re-election.

Belarus protests: Workers boo Lukashenko as election unrest spreads