Pesniary (also spelled Pesnyary, Belarusian: Песняры, [pʲesʲnʲaˈrɨ]) was a popular Soviet Belarusian folk rock VIA. It was founded in 1969 by guitarist Vladimir Mulyavin.Before 1970 the band was known under the name Liavony (Лявоны).
https://en.wikipedia.org/wiki/Pesniary