Question:
Who was the chair of Ministry of Education in Sep, 2013?

Context:
 Hwang Woo-yea is the chair of Ministry of Education from Aug, 2014 to Jan, 2016. 
 Seo Nam-soo is the chair of Ministry of Education from Mar, 2013 to Jul, 2014. 
 Kim Sang-gon is the chair of Ministry of Education from Jul, 2017 to Oct, 2018. 
 Yoo Eun-hae is the chair of Ministry of Education from Oct, 2018 to Dec, 2022.

Answer:
Question:
Who was the chair of Ministry of Education in Sep, 2013?

Context:
 Hwang Woo-yea is the chair of Ministry of Education from Aug, 2014 to Jan, 2016. 
 Seo Nam-soo is the chair of Ministry of Education from Mar, 2013 to Jul, 2014. 
 Kim Sang-gon is the chair of Ministry of Education from Jul, 2017 to Oct, 2018. 
 Yoo Eun-hae is the chair of Ministry of Education from Oct, 2018 to Dec, 2022.

Answer:
user
Seo Nam-soo
assistant
Question:
Who was the chair of Ministry of Education in Sep, 2013?

Context:
 Hwang Woo-yea is the chair of Ministry of Education from Aug, 2014 to Jan, 2016. 
 Seo Nam-soo is the chair of Ministry of Education from Mar, 2013 to Jul, 2014. 
 Kim Sang-gon is the chair of Ministry of Education from Jul, 2017 to Oct, 2018. 
 Yoo Eun-hae is the chair of Ministry of Education from Oct, 2018 to Dec, 2022.

Answer:
user
Kim Sang-gon
Hwang Woo-yea
Yoo Eun-hae
assistant
Question:
Who was the chair of Ministry of Education in Sep, 2013?

Context:
 Hwang Woo-yea is the chair of Ministry of Education from Aug, 2014 to Jan, 2016. 
 Seo Nam-soo is the chair of Ministry of Education from Mar, 2013 to Jul, 2014. 
 Kim Sang-gon is the chair of Ministry of Education from Jul, 2017 to Oct, 2018. 
 Yoo Eun-hae is the chair of Ministry of Education from Oct, 2018 to Dec, 2022.

Answer:
user
Seo Nam-soo
assistant