Question:
Who was the chair of Green Party in Sep, 2007?

Context:
 Åsa Romson is the chair of Green Party from May, 2011 to May, 2016. 
 Fiona Björling is the chair of Green Party from Jan, 1988 to Jan, 1990. 
 Lotta Hedström is the chair of Green Party from Jan, 1999 to Jan, 2002. 
 Eva Goës is the chair of Green Party from Jan, 1986 to Jan, 1988. 
 Per Bolund is the chair of Green Party from May, 2019 to Dec, 2022. 
 Märta Stenevi is the chair of Green Party from Jan, 2021 to Dec, 2022. 
 Maria Wetterstrand is the chair of Green Party from May, 2002 to May, 2011. 
 Ragnhild Pohanka is the chair of Green Party from Jan, 1984 to Jan, 1986. 
 Birger Schlaug is the chair of Green Party from Jan, 1992 to Jan, 2000. 
 Marianne Samuelsson is the chair of Green Party from Jan, 1992 to Jan, 1999. 
 Margareta Gisselberg is the chair of Green Party from Jan, 1990 to Jan, 1991. 
 Gustav Fridolin is the chair of Green Party from May, 2011 to May, 2019. 
 Isabella Lövin is the chair of Green Party from May, 2016 to Jan, 2021. 
 Matz Hammarström is the chair of Green Party from Jan, 2000 to Jan, 2002. 
 Peter Eriksson is the chair of Green Party from May, 2002 to May, 2011. 
 Per Gahrton is the chair of Green Party from Jan, 1984 to Jan, 1985.

Answer:
Question:
Who was the chair of Green Party in Sep, 2007?

Context:
 Åsa Romson is the chair of Green Party from May, 2011 to May, 2016. 
 Fiona Björling is the chair of Green Party from Jan, 1988 to Jan, 1990. 
 Lotta Hedström is the chair of Green Party from Jan, 1999 to Jan, 2002. 
 Eva Goës is the chair of Green Party from Jan, 1986 to Jan, 1988. 
 Per Bolund is the chair of Green Party from May, 2019 to Dec, 2022. 
 Märta Stenevi is the chair of Green Party from Jan, 2021 to Dec, 2022. 
 Maria Wetterstrand is the chair of Green Party from May, 2002 to May, 2011. 
 Ragnhild Pohanka is the chair of Green Party from Jan, 1984 to Jan, 1986. 
 Birger Schlaug is the chair of Green Party from Jan, 1992 to Jan, 2000. 
 Marianne Samuelsson is the chair of Green Party from Jan, 1992 to Jan, 1999. 
 Margareta Gisselberg is the chair of Green Party from Jan, 1990 to Jan, 1991. 
 Gustav Fridolin is the chair of Green Party from May, 2011 to May, 2019. 
 Isabella Lövin is the chair of Green Party from May, 2016 to Jan, 2021. 
 Matz Hammarström is the chair of Green Party from Jan, 2000 to Jan, 2002. 
 Peter Eriksson is the chair of Green Party from May, 2002 to May, 2011. 
 Per Gahrton is the chair of Green Party from Jan, 1984 to Jan, 1985.

Answer:
user
Maria Wetterstrand
assistant
Question:
Who was the chair of Green Party in Sep, 2007?

Context:
 Åsa Romson is the chair of Green Party from May, 2011 to May, 2016. 
 Fiona Björling is the chair of Green Party from Jan, 1988 to Jan, 1990. 
 Lotta Hedström is the chair of Green Party from Jan, 1999 to Jan, 2002. 
 Eva Goës is the chair of Green Party from Jan, 1986 to Jan, 1988. 
 Per Bolund is the chair of Green Party from May, 2019 to Dec, 2022. 
 Märta Stenevi is the chair of Green Party from Jan, 2021 to Dec, 2022. 
 Maria Wetterstrand is the chair of Green Party from May, 2002 to May, 2011. 
 Ragnhild Pohanka is the chair of Green Party from Jan, 1984 to Jan, 1986. 
 Birger Schlaug is the chair of Green Party from Jan, 1992 to Jan, 2000. 
 Marianne Samuelsson is the chair of Green Party from Jan, 1992 to Jan, 1999. 
 Margareta Gisselberg is the chair of Green Party from Jan, 1990 to Jan, 1991. 
 Gustav Fridolin is the chair of Green Party from May, 2011 to May, 2019. 
 Isabella Lövin is the chair of Green Party from May, 2016 to Jan, 2021. 
 Matz Hammarström is the chair of Green Party from Jan, 2000 to Jan, 2002. 
 Peter Eriksson is the chair of Green Party from May, 2002 to May, 2011. 
 Per Gahrton is the chair of Green Party from Jan, 1984 to Jan, 1985.

Answer:
user
Åsa Romson
Birger Schlaug
Ragnhild Pohanka
Eva Goës
Isabella Lövin
Margareta Gisselberg
Fiona Björling
Lotta Hedström
Märta Stenevi
Gustav Fridolin
Per Gahrton
Matz Hammarström
Per Bolund
Marianne Samuelsson
assistant
Question:
Who was the chair of Green Party in Sep, 2007?

Context:
 Åsa Romson is the chair of Green Party from May, 2011 to May, 2016. 
 Fiona Björling is the chair of Green Party from Jan, 1988 to Jan, 1990. 
 Lotta Hedström is the chair of Green Party from Jan, 1999 to Jan, 2002. 
 Eva Goës is the chair of Green Party from Jan, 1986 to Jan, 1988. 
 Per Bolund is the chair of Green Party from May, 2019 to Dec, 2022. 
 Märta Stenevi is the chair of Green Party from Jan, 2021 to Dec, 2022. 
 Maria Wetterstrand is the chair of Green Party from May, 2002 to May, 2011. 
 Ragnhild Pohanka is the chair of Green Party from Jan, 1984 to Jan, 1986. 
 Birger Schlaug is the chair of Green Party from Jan, 1992 to Jan, 2000. 
 Marianne Samuelsson is the chair of Green Party from Jan, 1992 to Jan, 1999. 
 Margareta Gisselberg is the chair of Green Party from Jan, 1990 to Jan, 1991. 
 Gustav Fridolin is the chair of Green Party from May, 2011 to May, 2019. 
 Isabella Lövin is the chair of Green Party from May, 2016 to Jan, 2021. 
 Matz Hammarström is the chair of Green Party from Jan, 2000 to Jan, 2002. 
 Peter Eriksson is the chair of Green Party from May, 2002 to May, 2011. 
 Per Gahrton is the chair of Green Party from Jan, 1984 to Jan, 1985.

Answer:
user
Maria Wetterstrand
assistant