By Maria Starkova and Pavel Polityuk LVIV/KYIV (Reuters) -Ukraine said on Monday that Russia had started an anticipated new offensive in the east while a Russian missile attack killed seven people in Lviv, the first civilian victims in the western city about 60 km (40 miles) from Poland. Ukrainian officials said Russian shelling killed four people in the eastern Donetsk region on Monday, while a man and a woman were killed in Kharkiv when shells hit a playground near a residential building. Ukrainian President Volodymr Zelenskiy said in a video address that Russian forces had begun the “Battle…