Complex sentence: In particular, great interest of the Russian public in Cooper's work was primarily incited by the novel "The Pathfinder", which the renowned Russian literary critic Vissarion Belinsky declared to be "a Shakespearean drama in the form of a novel".
Split into simpler sentences: In particular, great interest of Russian public in Cooper's work was primarily incited by the novel "The Pathfinder". A novel, which the renowned Russian literary critic Belinsky declared to be "a Shakespearean drama in the form of a novel".