Factbox - Indonesians to vote in regional elections

(Reuters) - Indonesians will vote on Wednesday in regional elections in more than 100 provinces, cities, and districts, with the contest for the powerful post of Jakarta governor turning into one of the more divisive political battles in the country's democratic era. The race to lead the city of more than 10 million is being fought by three candidates - an ethnic Chinese Christian and two Muslims - and has triggered mass protests and stirred religious and political tensions in the world's third-