Question: In which oblasts of Ukraine did the Sparta Battalion fight the Ukrainian army?
Sentence (from "Arsen Pavlov"): Arsen (Arseny) Sergeyevich Pavlov (Russian: Арсе́н Серге́евич Па́влов ; 2 February 1983 – 16 October 2016), known by his "nom de guerre" Motorola (Моторо́ла), was a Russian citizen who led the Sparta Battalion, an armed group fighting the Ukrainian army, in the ongoing War in Donbass.
Relevant evidence: Yes