Question:
Who was the chair of Christian Democratic Union in Dec, 2022?

Context:
 Konrad Adenauer is the chair of Christian Democratic Union from Oct, 1950 to Mar, 1966. 
 Wolfgang Schäuble is the chair of Christian Democratic Union from Nov, 1998 to Feb, 2000. 
 Kurt Georg Kiesinger is the chair of Christian Democratic Union from May, 1967 to Oct, 1971. 
 Ludwig Erhard is the chair of Christian Democratic Union from Mar, 1966 to May, 1967. 
 Helmut Kohl is the chair of Christian Democratic Union from Jun, 1973 to Nov, 1998. 
 Armin Laschet is the chair of Christian Democratic Union from Jan, 2021 to Jan, 2022. 
 Friedrich Merz is the chair of Christian Democratic Union from Jan, 2022 to Dec, 2022. 
 Angela Merkel is the chair of Christian Democratic Union from Apr, 2000 to Dec, 2018. 
 Rainer Barzel is the chair of Christian Democratic Union from Oct, 1971 to Jun, 1973. 
 Annegret Kramp-Karrenbauer is the chair of Christian Democratic Union from Dec, 2018 to Jan, 2021.

Answer:
Question:
Who was the chair of Christian Democratic Union in Dec, 2022?

Context:
 Konrad Adenauer is the chair of Christian Democratic Union from Oct, 1950 to Mar, 1966. 
 Wolfgang Schäuble is the chair of Christian Democratic Union from Nov, 1998 to Feb, 2000. 
 Kurt Georg Kiesinger is the chair of Christian Democratic Union from May, 1967 to Oct, 1971. 
 Ludwig Erhard is the chair of Christian Democratic Union from Mar, 1966 to May, 1967. 
 Helmut Kohl is the chair of Christian Democratic Union from Jun, 1973 to Nov, 1998. 
 Armin Laschet is the chair of Christian Democratic Union from Jan, 2021 to Jan, 2022. 
 Friedrich Merz is the chair of Christian Democratic Union from Jan, 2022 to Dec, 2022. 
 Angela Merkel is the chair of Christian Democratic Union from Apr, 2000 to Dec, 2018. 
 Rainer Barzel is the chair of Christian Democratic Union from Oct, 1971 to Jun, 1973. 
 Annegret Kramp-Karrenbauer is the chair of Christian Democratic Union from Dec, 2018 to Jan, 2021.

Answer:
user
Friedrich Merz
assistant
Question:
Who was the chair of Christian Democratic Union in Dec, 2022?

Context:
 Konrad Adenauer is the chair of Christian Democratic Union from Oct, 1950 to Mar, 1966. 
 Wolfgang Schäuble is the chair of Christian Democratic Union from Nov, 1998 to Feb, 2000. 
 Kurt Georg Kiesinger is the chair of Christian Democratic Union from May, 1967 to Oct, 1971. 
 Ludwig Erhard is the chair of Christian Democratic Union from Mar, 1966 to May, 1967. 
 Helmut Kohl is the chair of Christian Democratic Union from Jun, 1973 to Nov, 1998. 
 Armin Laschet is the chair of Christian Democratic Union from Jan, 2021 to Jan, 2022. 
 Friedrich Merz is the chair of Christian Democratic Union from Jan, 2022 to Dec, 2022. 
 Angela Merkel is the chair of Christian Democratic Union from Apr, 2000 to Dec, 2018. 
 Rainer Barzel is the chair of Christian Democratic Union from Oct, 1971 to Jun, 1973. 
 Annegret Kramp-Karrenbauer is the chair of Christian Democratic Union from Dec, 2018 to Jan, 2021.

Answer:
user
Konrad Adenauer
Rainer Barzel
Wolfgang Schäuble
Armin Laschet
Ludwig Erhard
Helmut Kohl
Annegret Kramp-Karrenbauer
Angela Merkel
Kurt Georg Kiesinger
assistant
Question:
Who was the chair of Christian Democratic Union in Dec, 2022?

Context:
 Konrad Adenauer is the chair of Christian Democratic Union from Oct, 1950 to Mar, 1966. 
 Wolfgang Schäuble is the chair of Christian Democratic Union from Nov, 1998 to Feb, 2000. 
 Kurt Georg Kiesinger is the chair of Christian Democratic Union from May, 1967 to Oct, 1971. 
 Ludwig Erhard is the chair of Christian Democratic Union from Mar, 1966 to May, 1967. 
 Helmut Kohl is the chair of Christian Democratic Union from Jun, 1973 to Nov, 1998. 
 Armin Laschet is the chair of Christian Democratic Union from Jan, 2021 to Jan, 2022. 
 Friedrich Merz is the chair of Christian Democratic Union from Jan, 2022 to Dec, 2022. 
 Angela Merkel is the chair of Christian Democratic Union from Apr, 2000 to Dec, 2018. 
 Rainer Barzel is the chair of Christian Democratic Union from Oct, 1971 to Jun, 1973. 
 Annegret Kramp-Karrenbauer is the chair of Christian Democratic Union from Dec, 2018 to Jan, 2021.

Answer:
user
Friedrich Merz
assistant