Question:
Who was the head of Nizhny Novgorod in Oct, 2017?

Context:
 Oleg Sorokin is the head of the government of Nizhny Novgorod from Oct, 2010 to Oct, 2015. 
 Elizaveta Solonchenko is the head of the government of Nizhny Novgorod from Jun, 2017 to Dec, 2017. 
 Ivan Karnilin is the head of the government of Nizhny Novgorod from Oct, 2015 to May, 2017. 
 Dmitry Bednyakov is the head of the government of Nizhny Novgorod from Jan, 1991 to Jan, 1994. 
 Ivan Petrovich Sklyarov is the head of the government of Nizhny Novgorod from Jan, 1994 to Jan, 1997. 
 Yury Shalabayev is the head of the government of Nizhny Novgorod from May, 2020 to Dec, 2022. 
 Vladimir Panov is the head of the government of Nizhny Novgorod from Jan, 2018 to May, 2020. 
 Vadim Bulavinov is the head of the government of Nizhny Novgorod from Sep, 2002 to Oct, 2010. 
 Oleg Kondrashov is the head of the government of Nizhny Novgorod from Dec, 2010 to Jul, 2015.

Answer:
Elizaveta Solonchenko