Question:
Who was the chair of United Russia in Mar, 2004?

Context:
 Vladimir Putin is the chair of United Russia from May, 2008 to May, 2012. 
 Mintimer Şäymief is the chair of United Russia from Jan, 2001 to Jan, 2002. 
 Boris Gryzlov is the chair of United Russia from Jan, 2002 to May, 2008. 
 Sergey Shoygu is the chair of United Russia from Jan, 2001 to Jan, 2002. 
 Dmitry Medvedev is the chair of United Russia from May, 2012 to Dec, 2022. 
 Yury Luzhkov is the chair of United Russia from Jan, 2001 to Jan, 2002.

Answer:
Question:
Who was the chair of United Russia in Mar, 2004?

Context:
 Vladimir Putin is the chair of United Russia from May, 2008 to May, 2012. 
 Mintimer Şäymief is the chair of United Russia from Jan, 2001 to Jan, 2002. 
 Boris Gryzlov is the chair of United Russia from Jan, 2002 to May, 2008. 
 Sergey Shoygu is the chair of United Russia from Jan, 2001 to Jan, 2002. 
 Dmitry Medvedev is the chair of United Russia from May, 2012 to Dec, 2022. 
 Yury Luzhkov is the chair of United Russia from Jan, 2001 to Jan, 2002.

Answer:
user
Boris Gryzlov
assistant
Question:
Who was the chair of United Russia in Mar, 2004?

Context:
 Vladimir Putin is the chair of United Russia from May, 2008 to May, 2012. 
 Mintimer Şäymief is the chair of United Russia from Jan, 2001 to Jan, 2002. 
 Boris Gryzlov is the chair of United Russia from Jan, 2002 to May, 2008. 
 Sergey Shoygu is the chair of United Russia from Jan, 2001 to Jan, 2002. 
 Dmitry Medvedev is the chair of United Russia from May, 2012 to Dec, 2022. 
 Yury Luzhkov is the chair of United Russia from Jan, 2001 to Jan, 2002.

Answer:
user
Vladimir Putin
Mintimer Şäymief
Sergey Shoygu
Yury Luzhkov
Dmitry Medvedev
assistant
Question:
Who was the chair of United Russia in Mar, 2004?

Context:
 Vladimir Putin is the chair of United Russia from May, 2008 to May, 2012. 
 Mintimer Şäymief is the chair of United Russia from Jan, 2001 to Jan, 2002. 
 Boris Gryzlov is the chair of United Russia from Jan, 2002 to May, 2008. 
 Sergey Shoygu is the chair of United Russia from Jan, 2001 to Jan, 2002. 
 Dmitry Medvedev is the chair of United Russia from May, 2012 to Dec, 2022. 
 Yury Luzhkov is the chair of United Russia from Jan, 2001 to Jan, 2002.

Answer:
user
Boris Gryzlov
assistant