Question:
Who was the chair of European Central Bank in Jan, 2021?

Context:
 Wim Duisenberg is the chair of European Central Bank from Jun, 1998 to Nov, 2003. 
 Christine Lagarde is the chair of European Central Bank from Oct, 2019 to Dec, 2022. 
 Mario Draghi is the chair of European Central Bank from Nov, 2011 to Oct, 2019. 
 Jean-Claude Trichet is the chair of European Central Bank from Nov, 2003 to Oct, 2011.

Answer:
Question:
Who was the chair of European Central Bank in Jan, 2021?

Context:
 Wim Duisenberg is the chair of European Central Bank from Jun, 1998 to Nov, 2003. 
 Christine Lagarde is the chair of European Central Bank from Oct, 2019 to Dec, 2022. 
 Mario Draghi is the chair of European Central Bank from Nov, 2011 to Oct, 2019. 
 Jean-Claude Trichet is the chair of European Central Bank from Nov, 2003 to Oct, 2011.

Answer:
user
Christine Lagarde
assistant
Question:
Who was the chair of European Central Bank in Jan, 2021?

Context:
 Wim Duisenberg is the chair of European Central Bank from Jun, 1998 to Nov, 2003. 
 Christine Lagarde is the chair of European Central Bank from Oct, 2019 to Dec, 2022. 
 Mario Draghi is the chair of European Central Bank from Nov, 2011 to Oct, 2019. 
 Jean-Claude Trichet is the chair of European Central Bank from Nov, 2003 to Oct, 2011.

Answer:
user
Mario Draghi
Wim Duisenberg
Jean-Claude Trichet
assistant
Question:
Who was the chair of European Central Bank in Jan, 2021?

Context:
 Wim Duisenberg is the chair of European Central Bank from Jun, 1998 to Nov, 2003. 
 Christine Lagarde is the chair of European Central Bank from Oct, 2019 to Dec, 2022. 
 Mario Draghi is the chair of European Central Bank from Nov, 2011 to Oct, 2019. 
 Jean-Claude Trichet is the chair of European Central Bank from Nov, 2003 to Oct, 2011.

Answer:
user
Christine Lagarde
assistant