Question:
Who was the chair of National Bank of Ukraine in Feb, 2012?

Context:
 Volodymyr Stelmakh is the chair of National Bank of Ukraine from Dec, 2004 to Dec, 2010. 
 Serhiy Tihipko is the chair of National Bank of Ukraine from Dec, 2002 to Dec, 2004. 
 Serhiy Arbuzov is the chair of National Bank of Ukraine from Dec, 2010 to Jan, 2013. 
 Ihor Sorkin is the chair of National Bank of Ukraine from Jan, 2013 to Feb, 2014. 
 Stepan Kubiv is the chair of National Bank of Ukraine from Jun, 2014 to Mar, 2018. 
 Yakiv Smolii is the chair of National Bank of Ukraine from Mar, 2018 to Dec, 2022. 
 Viktor Yushchenko is the chair of National Bank of Ukraine from Jan, 1993 to Jan, 2000. 
 V. P. Matvienko is the chair of National Bank of Ukraine from Jun, 1991 to Mar, 1992. 
 Vadym Hetman is the chair of National Bank of Ukraine from Mar, 1992 to Dec, 1992.

Answer:
Question:
Who was the chair of National Bank of Ukraine in Feb, 2012?

Context:
 Volodymyr Stelmakh is the chair of National Bank of Ukraine from Dec, 2004 to Dec, 2010. 
 Serhiy Tihipko is the chair of National Bank of Ukraine from Dec, 2002 to Dec, 2004. 
 Serhiy Arbuzov is the chair of National Bank of Ukraine from Dec, 2010 to Jan, 2013. 
 Ihor Sorkin is the chair of National Bank of Ukraine from Jan, 2013 to Feb, 2014. 
 Stepan Kubiv is the chair of National Bank of Ukraine from Jun, 2014 to Mar, 2018. 
 Yakiv Smolii is the chair of National Bank of Ukraine from Mar, 2018 to Dec, 2022. 
 Viktor Yushchenko is the chair of National Bank of Ukraine from Jan, 1993 to Jan, 2000. 
 V. P. Matvienko is the chair of National Bank of Ukraine from Jun, 1991 to Mar, 1992. 
 Vadym Hetman is the chair of National Bank of Ukraine from Mar, 1992 to Dec, 1992.

Answer:
user
Serhiy Arbuzov
assistant
Question:
Who was the chair of National Bank of Ukraine in Feb, 2012?

Context:
 Volodymyr Stelmakh is the chair of National Bank of Ukraine from Dec, 2004 to Dec, 2010. 
 Serhiy Tihipko is the chair of National Bank of Ukraine from Dec, 2002 to Dec, 2004. 
 Serhiy Arbuzov is the chair of National Bank of Ukraine from Dec, 2010 to Jan, 2013. 
 Ihor Sorkin is the chair of National Bank of Ukraine from Jan, 2013 to Feb, 2014. 
 Stepan Kubiv is the chair of National Bank of Ukraine from Jun, 2014 to Mar, 2018. 
 Yakiv Smolii is the chair of National Bank of Ukraine from Mar, 2018 to Dec, 2022. 
 Viktor Yushchenko is the chair of National Bank of Ukraine from Jan, 1993 to Jan, 2000. 
 V. P. Matvienko is the chair of National Bank of Ukraine from Jun, 1991 to Mar, 1992. 
 Vadym Hetman is the chair of National Bank of Ukraine from Mar, 1992 to Dec, 1992.

Answer:
user
Stepan Kubiv
Serhiy Tihipko
Volodymyr Stelmakh
Viktor Yushchenko
Yakiv Smolii
V. P. Matvienko
Vadym Hetman
Ihor Sorkin
assistant
Question:
Who was the chair of National Bank of Ukraine in Feb, 2012?

Context:
 Volodymyr Stelmakh is the chair of National Bank of Ukraine from Dec, 2004 to Dec, 2010. 
 Serhiy Tihipko is the chair of National Bank of Ukraine from Dec, 2002 to Dec, 2004. 
 Serhiy Arbuzov is the chair of National Bank of Ukraine from Dec, 2010 to Jan, 2013. 
 Ihor Sorkin is the chair of National Bank of Ukraine from Jan, 2013 to Feb, 2014. 
 Stepan Kubiv is the chair of National Bank of Ukraine from Jun, 2014 to Mar, 2018. 
 Yakiv Smolii is the chair of National Bank of Ukraine from Mar, 2018 to Dec, 2022. 
 Viktor Yushchenko is the chair of National Bank of Ukraine from Jan, 1993 to Jan, 2000. 
 V. P. Matvienko is the chair of National Bank of Ukraine from Jun, 1991 to Mar, 1992. 
 Vadym Hetman is the chair of National Bank of Ukraine from Mar, 1992 to Dec, 1992.

Answer:
user
Serhiy Arbuzov
assistant