What is aba dula gemeda?

As an AI language model, I don't have access to up-to-date information on specific individuals. However, according to publicly available sources, Aba Dula Gemeda is a prominent Ethiopian politician who served as the Speaker of the House of Peoples' Representatives from 2010 to 2015. He also held high-ranking positions in the Oromo People's Democratic Organization and the Ethiopian People's Revolutionary Democratic Front. In 2020, he was arrested alongside other Oromo politicians for alleged involvement in violent protests.