Question:
Who was the head of Addis Ababa in Oct, 2019?

Context:
 Takele Uma Benti is the head of the government of Addis Ababa from Jul, 2018 to Aug, 2020. 
 Adanech Abebe is the head of the government of Addis Ababa from Sep, 2021 to Dec, 2022. 
 Diriba Kuma is the head of the government of Addis Ababa from Jul, 2013 to Jul, 2018.

Answer:
Takele Uma Benti