Question:
Who was the chair of Oesterreichische Nationalbank in Jan, 1990?

Context:
 Hans Rizzi is the chair of Oesterreichische Nationalbank from Jul, 1945 to Mar, 1952. 
 Ewald Nowotny is the chair of Oesterreichische Nationalbank from Sep, 2008 to Aug, 2019. 
 Adolf Wala is the chair of Oesterreichische Nationalbank from Sep, 1998 to Aug, 2003. 
 Andreas Korp is the chair of Oesterreichische Nationalbank from Sep, 1966 to Jan, 1968. 
 Hellmuth Klauhs is the chair of Oesterreichische Nationalbank from Sep, 1988 to Apr, 1990. 
 Maria Schaumayer is the chair of Oesterreichische Nationalbank from Jun, 1990 to May, 1995. 
 Harald Mahrer is the chair of Oesterreichische Nationalbank from Sep, 2019 to Dec, 2022. 
 Klaus Liebscher is the chair of Oesterreichische Nationalbank from Sep, 1998 to Aug, 2008. 
 Herbert Schimetschek is the chair of Oesterreichische Nationalbank from Sep, 2003 to Aug, 2008. 
 Robert Holzmann is the chair of Oesterreichische Nationalbank from Sep, 2019 to Dec, 2022. 
 Eugen Margarétha is the chair of Oesterreichische Nationalbank from Mar, 1952 to Jun, 1960. 
 Reinhard Kamitz is the chair of Oesterreichische Nationalbank from Jun, 1960 to Jan, 1966. 
 Claus Raidl is the chair of Oesterreichische Nationalbank from Sep, 2008 to Aug, 2018. 
 Heinz Kienzl is the chair of Oesterreichische Nationalbank from Apr, 1990 to May, 1990.

Answer:
Question:
Who was the chair of Oesterreichische Nationalbank in Jan, 1990?

Context:
 Hans Rizzi is the chair of Oesterreichische Nationalbank from Jul, 1945 to Mar, 1952. 
 Ewald Nowotny is the chair of Oesterreichische Nationalbank from Sep, 2008 to Aug, 2019. 
 Adolf Wala is the chair of Oesterreichische Nationalbank from Sep, 1998 to Aug, 2003. 
 Andreas Korp is the chair of Oesterreichische Nationalbank from Sep, 1966 to Jan, 1968. 
 Hellmuth Klauhs is the chair of Oesterreichische Nationalbank from Sep, 1988 to Apr, 1990. 
 Maria Schaumayer is the chair of Oesterreichische Nationalbank from Jun, 1990 to May, 1995. 
 Harald Mahrer is the chair of Oesterreichische Nationalbank from Sep, 2019 to Dec, 2022. 
 Klaus Liebscher is the chair of Oesterreichische Nationalbank from Sep, 1998 to Aug, 2008. 
 Herbert Schimetschek is the chair of Oesterreichische Nationalbank from Sep, 2003 to Aug, 2008. 
 Robert Holzmann is the chair of Oesterreichische Nationalbank from Sep, 2019 to Dec, 2022. 
 Eugen Margarétha is the chair of Oesterreichische Nationalbank from Mar, 1952 to Jun, 1960. 
 Reinhard Kamitz is the chair of Oesterreichische Nationalbank from Jun, 1960 to Jan, 1966. 
 Claus Raidl is the chair of Oesterreichische Nationalbank from Sep, 2008 to Aug, 2018. 
 Heinz Kienzl is the chair of Oesterreichische Nationalbank from Apr, 1990 to May, 1990.

Answer:
user
Hellmuth Klauhs
assistant
Question:
Who was the chair of Oesterreichische Nationalbank in Jan, 1990?

Context:
 Hans Rizzi is the chair of Oesterreichische Nationalbank from Jul, 1945 to Mar, 1952. 
 Ewald Nowotny is the chair of Oesterreichische Nationalbank from Sep, 2008 to Aug, 2019. 
 Adolf Wala is the chair of Oesterreichische Nationalbank from Sep, 1998 to Aug, 2003. 
 Andreas Korp is the chair of Oesterreichische Nationalbank from Sep, 1966 to Jan, 1968. 
 Hellmuth Klauhs is the chair of Oesterreichische Nationalbank from Sep, 1988 to Apr, 1990. 
 Maria Schaumayer is the chair of Oesterreichische Nationalbank from Jun, 1990 to May, 1995. 
 Harald Mahrer is the chair of Oesterreichische Nationalbank from Sep, 2019 to Dec, 2022. 
 Klaus Liebscher is the chair of Oesterreichische Nationalbank from Sep, 1998 to Aug, 2008. 
 Herbert Schimetschek is the chair of Oesterreichische Nationalbank from Sep, 2003 to Aug, 2008. 
 Robert Holzmann is the chair of Oesterreichische Nationalbank from Sep, 2019 to Dec, 2022. 
 Eugen Margarétha is the chair of Oesterreichische Nationalbank from Mar, 1952 to Jun, 1960. 
 Reinhard Kamitz is the chair of Oesterreichische Nationalbank from Jun, 1960 to Jan, 1966. 
 Claus Raidl is the chair of Oesterreichische Nationalbank from Sep, 2008 to Aug, 2018. 
 Heinz Kienzl is the chair of Oesterreichische Nationalbank from Apr, 1990 to May, 1990.

Answer:
user
Adolf Wala
Klaus Liebscher
Claus Raidl
Robert Holzmann
Hans Rizzi
Ewald Nowotny
Harald Mahrer
Maria Schaumayer
Eugen Margarétha
Heinz Kienzl
Andreas Korp
Herbert Schimetschek
Reinhard Kamitz
assistant
Question:
Who was the chair of Oesterreichische Nationalbank in Jan, 1990?

Context:
 Hans Rizzi is the chair of Oesterreichische Nationalbank from Jul, 1945 to Mar, 1952. 
 Ewald Nowotny is the chair of Oesterreichische Nationalbank from Sep, 2008 to Aug, 2019. 
 Adolf Wala is the chair of Oesterreichische Nationalbank from Sep, 1998 to Aug, 2003. 
 Andreas Korp is the chair of Oesterreichische Nationalbank from Sep, 1966 to Jan, 1968. 
 Hellmuth Klauhs is the chair of Oesterreichische Nationalbank from Sep, 1988 to Apr, 1990. 
 Maria Schaumayer is the chair of Oesterreichische Nationalbank from Jun, 1990 to May, 1995. 
 Harald Mahrer is the chair of Oesterreichische Nationalbank from Sep, 2019 to Dec, 2022. 
 Klaus Liebscher is the chair of Oesterreichische Nationalbank from Sep, 1998 to Aug, 2008. 
 Herbert Schimetschek is the chair of Oesterreichische Nationalbank from Sep, 2003 to Aug, 2008. 
 Robert Holzmann is the chair of Oesterreichische Nationalbank from Sep, 2019 to Dec, 2022. 
 Eugen Margarétha is the chair of Oesterreichische Nationalbank from Mar, 1952 to Jun, 1960. 
 Reinhard Kamitz is the chair of Oesterreichische Nationalbank from Jun, 1960 to Jan, 1966. 
 Claus Raidl is the chair of Oesterreichische Nationalbank from Sep, 2008 to Aug, 2018. 
 Heinz Kienzl is the chair of Oesterreichische Nationalbank from Apr, 1990 to May, 1990.

Answer:
user
Hellmuth Klauhs
assistant