Question:
Who was the head of Amstelveen in Oct, 1965?

Context:
 Jan van Zanen is the head of the government of Amstelveen from Jan, 2005 to Dec, 2013. 
 Harry Kamphuis is the head of the government of Amstelveen from Jan, 1997 to Jan, 2005. 
 Tjapko Poppens is the head of the government of Amstelveen from May, 2019 to Dec, 2022. 
 Mirjam van 't Veld is the head of the government of Amstelveen from Jul, 2014 to Sep, 2017. 
 Dirk Rijnders is the head of the government of Amstelveen from Jan, 1955 to Jan, 1971. 
 Pieter Beelaerts van Blokland is the head of the government of Amstelveen from Jan, 1971 to Jan, 1977. 
 Fred de Graaf is the head of the government of Amstelveen from Jan, 2014 to Jul, 2014. 
 Wilhelm Herman Daniël Quarles van Ufford is the head of the government of Amstelveen from Jan, 1978 to Jan, 1984. 
 Otto van Diepen is the head of the government of Amstelveen from Jan, 1984 to Jan, 1997. 
 Bas Eenhoorn is the head of the government of Amstelveen from Oct, 2017 to May, 2019.

Answer:
Question:
Who was the head of Amstelveen in Oct, 1965?

Context:
 Jan van Zanen is the head of the government of Amstelveen from Jan, 2005 to Dec, 2013. 
 Harry Kamphuis is the head of the government of Amstelveen from Jan, 1997 to Jan, 2005. 
 Tjapko Poppens is the head of the government of Amstelveen from May, 2019 to Dec, 2022. 
 Mirjam van 't Veld is the head of the government of Amstelveen from Jul, 2014 to Sep, 2017. 
 Dirk Rijnders is the head of the government of Amstelveen from Jan, 1955 to Jan, 1971. 
 Pieter Beelaerts van Blokland is the head of the government of Amstelveen from Jan, 1971 to Jan, 1977. 
 Fred de Graaf is the head of the government of Amstelveen from Jan, 2014 to Jul, 2014. 
 Wilhelm Herman Daniël Quarles van Ufford is the head of the government of Amstelveen from Jan, 1978 to Jan, 1984. 
 Otto van Diepen is the head of the government of Amstelveen from Jan, 1984 to Jan, 1997. 
 Bas Eenhoorn is the head of the government of Amstelveen from Oct, 2017 to May, 2019.

Answer:
user
Dirk Rijnders
assistant
Question:
Who was the head of Amstelveen in Oct, 1965?

Context:
 Jan van Zanen is the head of the government of Amstelveen from Jan, 2005 to Dec, 2013. 
 Harry Kamphuis is the head of the government of Amstelveen from Jan, 1997 to Jan, 2005. 
 Tjapko Poppens is the head of the government of Amstelveen from May, 2019 to Dec, 2022. 
 Mirjam van 't Veld is the head of the government of Amstelveen from Jul, 2014 to Sep, 2017. 
 Dirk Rijnders is the head of the government of Amstelveen from Jan, 1955 to Jan, 1971. 
 Pieter Beelaerts van Blokland is the head of the government of Amstelveen from Jan, 1971 to Jan, 1977. 
 Fred de Graaf is the head of the government of Amstelveen from Jan, 2014 to Jul, 2014. 
 Wilhelm Herman Daniël Quarles van Ufford is the head of the government of Amstelveen from Jan, 1978 to Jan, 1984. 
 Otto van Diepen is the head of the government of Amstelveen from Jan, 1984 to Jan, 1997. 
 Bas Eenhoorn is the head of the government of Amstelveen from Oct, 2017 to May, 2019.

Answer:
user
Wilhelm Herman Daniël Quarles van Ufford
Fred de Graaf
Harry Kamphuis
Mirjam van 't Veld
Otto van Diepen
Bas Eenhoorn
Pieter Beelaerts van Blokland
Tjapko Poppens
Jan van Zanen
assistant
Question:
Who was the head of Amstelveen in Oct, 1965?

Context:
 Jan van Zanen is the head of the government of Amstelveen from Jan, 2005 to Dec, 2013. 
 Harry Kamphuis is the head of the government of Amstelveen from Jan, 1997 to Jan, 2005. 
 Tjapko Poppens is the head of the government of Amstelveen from May, 2019 to Dec, 2022. 
 Mirjam van 't Veld is the head of the government of Amstelveen from Jul, 2014 to Sep, 2017. 
 Dirk Rijnders is the head of the government of Amstelveen from Jan, 1955 to Jan, 1971. 
 Pieter Beelaerts van Blokland is the head of the government of Amstelveen from Jan, 1971 to Jan, 1977. 
 Fred de Graaf is the head of the government of Amstelveen from Jan, 2014 to Jul, 2014. 
 Wilhelm Herman Daniël Quarles van Ufford is the head of the government of Amstelveen from Jan, 1978 to Jan, 1984. 
 Otto van Diepen is the head of the government of Amstelveen from Jan, 1984 to Jan, 1997. 
 Bas Eenhoorn is the head of the government of Amstelveen from Oct, 2017 to May, 2019.

Answer:
user
Dirk Rijnders
assistant