Question:
Who was the head coach of the team FC Shakhtyor Salihorsk in Jan, 2018?

Context:
 Oleg Kubarev is the head coach of FC Shakhtyor Salihorsk from Dec, 2016 to Jul, 2017. 
 Uladzimir Zhuravel is the head coach of FC Shakhtyor Salihorsk from May, 2010 to Dec, 2013. 
 Sergei Tashuyev is the head coach of FC Shakhtyor Salihorsk from Apr, 2022 to Sep, 2022. 
 Alyaksey Baha is the head coach of FC Shakhtyor Salihorsk from Sep, 2021 to Dec, 2021. 
 Yuriy Vernydub is the head coach of FC Shakhtyor Salihorsk from Nov, 2019 to Aug, 2020. 
 Sergei Gurenko is the head coach of FC Shakhtyor Salihorsk from Jul, 2021 to Sep, 2021. 
 Ivan Bionchik is the head coach of FC Shakhtyor Salihorsk from Dec, 2021 to Apr, 2022. 
 Roman Hryhorchuk is the head coach of FC Shakhtyor Salihorsk from Sep, 2020 to Jul, 2021. 
 Syarhey Nikifarenka is the head coach of FC Shakhtyor Salihorsk from Nov, 2019 to Nov, 2019. 
 Marek Zub is the head coach of FC Shakhtyor Salihorsk from Jul, 2017 to Apr, 2018.

Answer:
Marek Zub