Question:
Who was the head of state of Ethiopia in Apr, 2020?

Context:
 Sahle-Work Zewde is the head of the state of Ethiopia from Oct, 2018 to Dec, 2022. 
 Mulatu Teshome is the head of the state of Ethiopia from Oct, 2013 to Oct, 2018. 
 Girma Wolde-Giorgis is the head of the state of Ethiopia from Oct, 2001 to Oct, 2013.

Answer:
Question:
Who was the head of state of Ethiopia in Apr, 2020?

Context:
 Sahle-Work Zewde is the head of the state of Ethiopia from Oct, 2018 to Dec, 2022. 
 Mulatu Teshome is the head of the state of Ethiopia from Oct, 2013 to Oct, 2018. 
 Girma Wolde-Giorgis is the head of the state of Ethiopia from Oct, 2001 to Oct, 2013.

Answer:
user
Sahle-Work Zewde
assistant
Question:
Who was the head of state of Ethiopia in Apr, 2020?

Context:
 Sahle-Work Zewde is the head of the state of Ethiopia from Oct, 2018 to Dec, 2022. 
 Mulatu Teshome is the head of the state of Ethiopia from Oct, 2013 to Oct, 2018. 
 Girma Wolde-Giorgis is the head of the state of Ethiopia from Oct, 2001 to Oct, 2013.

Answer:
user
Mulatu Teshome
Girma Wolde-Giorgis
assistant
Question:
Who was the head of state of Ethiopia in Apr, 2020?

Context:
 Sahle-Work Zewde is the head of the state of Ethiopia from Oct, 2018 to Dec, 2022. 
 Mulatu Teshome is the head of the state of Ethiopia from Oct, 2013 to Oct, 2018. 
 Girma Wolde-Giorgis is the head of the state of Ethiopia from Oct, 2001 to Oct, 2013.

Answer:
user
Sahle-Work Zewde
assistant