Question:
Who was the chair of Christian Democratic Union in Aug, 2002?

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

Answer:
Question:
Who was the chair of Christian Democratic Union in Aug, 2002?

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

Answer:
user
Angela Merkel
assistant
Question:
Who was the chair of Christian Democratic Union in Aug, 2002?

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

Answer:
user
Konrad Adenauer
Rainer Barzel
Wolfgang Schäuble
Armin Laschet
Ludwig Erhard
Helmut Kohl
Annegret Kramp-Karrenbauer
Kurt Georg Kiesinger
Friedrich Merz
assistant
Question:
Who was the chair of Christian Democratic Union in Aug, 2002?

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

Answer:
user
Angela Merkel
assistant