Question:
Who was the head coach of the team FC Vorskla Poltava in Aug, 2012?

Context:
 Yuriy Maksymov is the head coach of FC Vorskla Poltava from Nov, 2019 to May, 2022. 
 Viktor Skrypnyk is the head coach of FC Vorskla Poltava from Jul, 2022 to Dec, 2022. 
 Serhiy Svystun is the head coach of FC Vorskla Poltava from Aug, 2012 to Jun, 2013.

Answer:
Serhiy Svystun