Question:
Who was the head of Vologda in Jul, 2015?

Context:
 Yury Sapozhnikov is the head of the government of Vologda from Sep, 2016 to Dec, 2022. 
 Alexei Jakunitschew is the head of the government of Vologda from May, 1995 to Jul, 2008. 
 Evgeny Shulepov is the head of the government of Vologda from Oct, 2008 to Sep, 2016.

Answer:
Evgeny Shulepov