Question:
Who was the chair of Ministry of Gender Equality and Family in Apr, 2019?

Context:
 Kim Hee-jung is the chair of Ministry of Gender Equality and Family from Jul, 2014 to Jan, 2016. 
 Cho Yoon-sun is the chair of Ministry of Gender Equality and Family from Mar, 2013 to Jun, 2014. 
 Chung Hyun-back is the chair of Ministry of Gender Equality and Family from Jul, 2017 to Dec, 2022.

Answer:
Question:
Who was the chair of Ministry of Gender Equality and Family in Apr, 2019?

Context:
 Kim Hee-jung is the chair of Ministry of Gender Equality and Family from Jul, 2014 to Jan, 2016. 
 Cho Yoon-sun is the chair of Ministry of Gender Equality and Family from Mar, 2013 to Jun, 2014. 
 Chung Hyun-back is the chair of Ministry of Gender Equality and Family from Jul, 2017 to Dec, 2022.

Answer:
user
Chung Hyun-back
assistant
Question:
Who was the chair of Ministry of Gender Equality and Family in Apr, 2019?

Context:
 Kim Hee-jung is the chair of Ministry of Gender Equality and Family from Jul, 2014 to Jan, 2016. 
 Cho Yoon-sun is the chair of Ministry of Gender Equality and Family from Mar, 2013 to Jun, 2014. 
 Chung Hyun-back is the chair of Ministry of Gender Equality and Family from Jul, 2017 to Dec, 2022.

Answer:
user
Cho Yoon-sun
Kim Hee-jung
assistant
Question:
Who was the chair of Ministry of Gender Equality and Family in Apr, 2019?

Context:
 Kim Hee-jung is the chair of Ministry of Gender Equality and Family from Jul, 2014 to Jan, 2016. 
 Cho Yoon-sun is the chair of Ministry of Gender Equality and Family from Mar, 2013 to Jun, 2014. 
 Chung Hyun-back is the chair of Ministry of Gender Equality and Family from Jul, 2017 to Dec, 2022.

Answer:
user
Chung Hyun-back
assistant