Complex sentence: The discoverer, A. Novik, was the late director of the Komsomol 40th Anniversary park, a known regional specialist, and the founder of a pre-war Königsberg museum.
Split into simpler sentences: The discoverer, A.Novik, was the late director of the 40th-anniversary ВЛКСМ park. He was a known regional specialist and the founder of a pre-war Königsberg museum.