Question:
Who was the chair of Federal Chancellery in Nov, 1981?

Context:
 Ronald Pofalla is the chair of Federal Chancellery from Oct, 2009 to Dec, 2013. 
 Franz-Josef Wuermeling is the chair of Federal Chancellery from Oct, 1949 to Jan, 1951. 
 Otto Lenz is the chair of Federal Chancellery from Jan, 1951 to Sep, 1953. 
 Thomas de Maizière is the chair of Federal Chancellery from Nov, 2005 to Oct, 2009. 
 Friedrich Bohl is the chair of Federal Chancellery from Nov, 1991 to Oct, 1998. 
 Frank-Walter Steinmeier is the chair of Federal Chancellery from Aug, 1999 to Nov, 2005. 
 Peter Altmaier is the chair of Federal Chancellery from Dec, 2013 to Mar, 2018. 
 Ludger Westrick is the chair of Federal Chancellery from Oct, 1963 to Dec, 1966. 
 Waldemar Schreckenberger is the chair of Federal Chancellery from Oct, 1982 to Nov, 1984. 
 Helge Braun is the chair of Federal Chancellery from Mar, 2018 to Dec, 2021. 
 Gerhard Konow is the chair of Federal Chancellery from Apr, 1982 to Oct, 1982. 
 Karl Carstens is the chair of Federal Chancellery from Jan, 1968 to Oct, 1969. 
 Hans Globke is the chair of Federal Chancellery from Oct, 1953 to Oct, 1963. 
 Bodo Hombach is the chair of Federal Chancellery from Oct, 1998 to Jul, 1999. 
 Horst Ehmke is the chair of Federal Chancellery from Oct, 1969 to Dec, 1972. 
 Rudolf Seiters is the chair of Federal Chancellery from Apr, 1989 to Nov, 1991. 
 Werner Knieper is the chair of Federal Chancellery from Dec, 1966 to Dec, 1967. 
 Horst Grabert is the chair of Federal Chancellery from Dec, 1972 to May, 1974. 
 Wolfgang Schäuble is the chair of Federal Chancellery from Nov, 1984 to Apr, 1989. 
 Manfred Lahnstein is the chair of Federal Chancellery from Dec, 1980 to Apr, 1982.

Answer:
Question:
Who was the chair of Federal Chancellery in Nov, 1981?

Context:
 Ronald Pofalla is the chair of Federal Chancellery from Oct, 2009 to Dec, 2013. 
 Franz-Josef Wuermeling is the chair of Federal Chancellery from Oct, 1949 to Jan, 1951. 
 Otto Lenz is the chair of Federal Chancellery from Jan, 1951 to Sep, 1953. 
 Thomas de Maizière is the chair of Federal Chancellery from Nov, 2005 to Oct, 2009. 
 Friedrich Bohl is the chair of Federal Chancellery from Nov, 1991 to Oct, 1998. 
 Frank-Walter Steinmeier is the chair of Federal Chancellery from Aug, 1999 to Nov, 2005. 
 Peter Altmaier is the chair of Federal Chancellery from Dec, 2013 to Mar, 2018. 
 Ludger Westrick is the chair of Federal Chancellery from Oct, 1963 to Dec, 1966. 
 Waldemar Schreckenberger is the chair of Federal Chancellery from Oct, 1982 to Nov, 1984. 
 Helge Braun is the chair of Federal Chancellery from Mar, 2018 to Dec, 2021. 
 Gerhard Konow is the chair of Federal Chancellery from Apr, 1982 to Oct, 1982. 
 Karl Carstens is the chair of Federal Chancellery from Jan, 1968 to Oct, 1969. 
 Hans Globke is the chair of Federal Chancellery from Oct, 1953 to Oct, 1963. 
 Bodo Hombach is the chair of Federal Chancellery from Oct, 1998 to Jul, 1999. 
 Horst Ehmke is the chair of Federal Chancellery from Oct, 1969 to Dec, 1972. 
 Rudolf Seiters is the chair of Federal Chancellery from Apr, 1989 to Nov, 1991. 
 Werner Knieper is the chair of Federal Chancellery from Dec, 1966 to Dec, 1967. 
 Horst Grabert is the chair of Federal Chancellery from Dec, 1972 to May, 1974. 
 Wolfgang Schäuble is the chair of Federal Chancellery from Nov, 1984 to Apr, 1989. 
 Manfred Lahnstein is the chair of Federal Chancellery from Dec, 1980 to Apr, 1982.

Answer:
user
Manfred Lahnstein
assistant
Question:
Who was the chair of Federal Chancellery in Nov, 1981?

Context:
 Ronald Pofalla is the chair of Federal Chancellery from Oct, 2009 to Dec, 2013. 
 Franz-Josef Wuermeling is the chair of Federal Chancellery from Oct, 1949 to Jan, 1951. 
 Otto Lenz is the chair of Federal Chancellery from Jan, 1951 to Sep, 1953. 
 Thomas de Maizière is the chair of Federal Chancellery from Nov, 2005 to Oct, 2009. 
 Friedrich Bohl is the chair of Federal Chancellery from Nov, 1991 to Oct, 1998. 
 Frank-Walter Steinmeier is the chair of Federal Chancellery from Aug, 1999 to Nov, 2005. 
 Peter Altmaier is the chair of Federal Chancellery from Dec, 2013 to Mar, 2018. 
 Ludger Westrick is the chair of Federal Chancellery from Oct, 1963 to Dec, 1966. 
 Waldemar Schreckenberger is the chair of Federal Chancellery from Oct, 1982 to Nov, 1984. 
 Helge Braun is the chair of Federal Chancellery from Mar, 2018 to Dec, 2021. 
 Gerhard Konow is the chair of Federal Chancellery from Apr, 1982 to Oct, 1982. 
 Karl Carstens is the chair of Federal Chancellery from Jan, 1968 to Oct, 1969. 
 Hans Globke is the chair of Federal Chancellery from Oct, 1953 to Oct, 1963. 
 Bodo Hombach is the chair of Federal Chancellery from Oct, 1998 to Jul, 1999. 
 Horst Ehmke is the chair of Federal Chancellery from Oct, 1969 to Dec, 1972. 
 Rudolf Seiters is the chair of Federal Chancellery from Apr, 1989 to Nov, 1991. 
 Werner Knieper is the chair of Federal Chancellery from Dec, 1966 to Dec, 1967. 
 Horst Grabert is the chair of Federal Chancellery from Dec, 1972 to May, 1974. 
 Wolfgang Schäuble is the chair of Federal Chancellery from Nov, 1984 to Apr, 1989. 
 Manfred Lahnstein is the chair of Federal Chancellery from Dec, 1980 to Apr, 1982.

Answer:
user
Peter Altmaier
Karl Carstens
Werner Knieper
Horst Ehmke
Helge Braun
Thomas de Maizière
Friedrich Bohl
Hans Globke
Otto Lenz
Rudolf Seiters
Wolfgang Schäuble
Franz-Josef Wuermeling
Ludger Westrick
Gerhard Konow
Waldemar Schreckenberger
Bodo Hombach
Ronald Pofalla
Frank-Walter Steinmeier
Horst Grabert
assistant
Question:
Who was the chair of Federal Chancellery in Nov, 1981?

Context:
 Ronald Pofalla is the chair of Federal Chancellery from Oct, 2009 to Dec, 2013. 
 Franz-Josef Wuermeling is the chair of Federal Chancellery from Oct, 1949 to Jan, 1951. 
 Otto Lenz is the chair of Federal Chancellery from Jan, 1951 to Sep, 1953. 
 Thomas de Maizière is the chair of Federal Chancellery from Nov, 2005 to Oct, 2009. 
 Friedrich Bohl is the chair of Federal Chancellery from Nov, 1991 to Oct, 1998. 
 Frank-Walter Steinmeier is the chair of Federal Chancellery from Aug, 1999 to Nov, 2005. 
 Peter Altmaier is the chair of Federal Chancellery from Dec, 2013 to Mar, 2018. 
 Ludger Westrick is the chair of Federal Chancellery from Oct, 1963 to Dec, 1966. 
 Waldemar Schreckenberger is the chair of Federal Chancellery from Oct, 1982 to Nov, 1984. 
 Helge Braun is the chair of Federal Chancellery from Mar, 2018 to Dec, 2021. 
 Gerhard Konow is the chair of Federal Chancellery from Apr, 1982 to Oct, 1982. 
 Karl Carstens is the chair of Federal Chancellery from Jan, 1968 to Oct, 1969. 
 Hans Globke is the chair of Federal Chancellery from Oct, 1953 to Oct, 1963. 
 Bodo Hombach is the chair of Federal Chancellery from Oct, 1998 to Jul, 1999. 
 Horst Ehmke is the chair of Federal Chancellery from Oct, 1969 to Dec, 1972. 
 Rudolf Seiters is the chair of Federal Chancellery from Apr, 1989 to Nov, 1991. 
 Werner Knieper is the chair of Federal Chancellery from Dec, 1966 to Dec, 1967. 
 Horst Grabert is the chair of Federal Chancellery from Dec, 1972 to May, 1974. 
 Wolfgang Schäuble is the chair of Federal Chancellery from Nov, 1984 to Apr, 1989. 
 Manfred Lahnstein is the chair of Federal Chancellery from Dec, 1980 to Apr, 1982.

Answer:
user
Manfred Lahnstein
assistant