Question:
Who was the chair of Pirate Party Germany in Jul, 2011?

Context:
 Bernd Schlömer is the chair of Pirate Party Germany from Jan, 2012 to Jan, 2013. 
 Christof Leng is the chair of Pirate Party Germany from Jan, 2006 to Jan, 2007. 
 Patrick Schiffer is the chair of Pirate Party Germany from Jan, 2016 to Jan, 2017. 
 Jens Seipenbusch is the chair of Pirate Party Germany from Jan, 2009 to Jan, 2011. 
 Dirk Hillbrecht is the chair of Pirate Party Germany from Jan, 2008 to Jan, 2009. 
 Carsten Sawosch is the chair of Pirate Party Germany from Jan, 2017 to Jan, 2018. 
 Sebastian Alscher is the chair of Pirate Party Germany from Jan, 2018 to Jan, 2022. 
 Thorsten Wirth is the chair of Pirate Party Germany from Jan, 2013 to Jan, 2014. 
 Stefan Körner is the chair of Pirate Party Germany from Jan, 2014 to Jan, 2016. 
 Sebastian Nerz is the chair of Pirate Party Germany from Jan, 2011 to Jan, 2012.

Answer:
Question:
Who was the chair of Pirate Party Germany in Jul, 2011?

Context:
 Bernd Schlömer is the chair of Pirate Party Germany from Jan, 2012 to Jan, 2013. 
 Christof Leng is the chair of Pirate Party Germany from Jan, 2006 to Jan, 2007. 
 Patrick Schiffer is the chair of Pirate Party Germany from Jan, 2016 to Jan, 2017. 
 Jens Seipenbusch is the chair of Pirate Party Germany from Jan, 2009 to Jan, 2011. 
 Dirk Hillbrecht is the chair of Pirate Party Germany from Jan, 2008 to Jan, 2009. 
 Carsten Sawosch is the chair of Pirate Party Germany from Jan, 2017 to Jan, 2018. 
 Sebastian Alscher is the chair of Pirate Party Germany from Jan, 2018 to Jan, 2022. 
 Thorsten Wirth is the chair of Pirate Party Germany from Jan, 2013 to Jan, 2014. 
 Stefan Körner is the chair of Pirate Party Germany from Jan, 2014 to Jan, 2016. 
 Sebastian Nerz is the chair of Pirate Party Germany from Jan, 2011 to Jan, 2012.

Answer:
user
Sebastian Nerz
assistant
Question:
Who was the chair of Pirate Party Germany in Jul, 2011?

Context:
 Bernd Schlömer is the chair of Pirate Party Germany from Jan, 2012 to Jan, 2013. 
 Christof Leng is the chair of Pirate Party Germany from Jan, 2006 to Jan, 2007. 
 Patrick Schiffer is the chair of Pirate Party Germany from Jan, 2016 to Jan, 2017. 
 Jens Seipenbusch is the chair of Pirate Party Germany from Jan, 2009 to Jan, 2011. 
 Dirk Hillbrecht is the chair of Pirate Party Germany from Jan, 2008 to Jan, 2009. 
 Carsten Sawosch is the chair of Pirate Party Germany from Jan, 2017 to Jan, 2018. 
 Sebastian Alscher is the chair of Pirate Party Germany from Jan, 2018 to Jan, 2022. 
 Thorsten Wirth is the chair of Pirate Party Germany from Jan, 2013 to Jan, 2014. 
 Stefan Körner is the chair of Pirate Party Germany from Jan, 2014 to Jan, 2016. 
 Sebastian Nerz is the chair of Pirate Party Germany from Jan, 2011 to Jan, 2012.

Answer:
user
Dirk Hillbrecht
Bernd Schlömer
Thorsten Wirth
Jens Seipenbusch
Sebastian Alscher
Patrick Schiffer
Stefan Körner
Carsten Sawosch
Christof Leng
assistant
Question:
Who was the chair of Pirate Party Germany in Jul, 2011?

Context:
 Bernd Schlömer is the chair of Pirate Party Germany from Jan, 2012 to Jan, 2013. 
 Christof Leng is the chair of Pirate Party Germany from Jan, 2006 to Jan, 2007. 
 Patrick Schiffer is the chair of Pirate Party Germany from Jan, 2016 to Jan, 2017. 
 Jens Seipenbusch is the chair of Pirate Party Germany from Jan, 2009 to Jan, 2011. 
 Dirk Hillbrecht is the chair of Pirate Party Germany from Jan, 2008 to Jan, 2009. 
 Carsten Sawosch is the chair of Pirate Party Germany from Jan, 2017 to Jan, 2018. 
 Sebastian Alscher is the chair of Pirate Party Germany from Jan, 2018 to Jan, 2022. 
 Thorsten Wirth is the chair of Pirate Party Germany from Jan, 2013 to Jan, 2014. 
 Stefan Körner is the chair of Pirate Party Germany from Jan, 2014 to Jan, 2016. 
 Sebastian Nerz is the chair of Pirate Party Germany from Jan, 2011 to Jan, 2012.

Answer:
user
Sebastian Nerz
assistant