Complex sentence: It could hardly have been otherwise, given her pedigree and circumstances-their house was frequently visited by leading members of the Russian literati, such as Blok, Gumilyov and Akhmatova.
Split into simpler sentences: It could hardly have been otherwise, given her pedigree and circumstances. Their house was frequently visited by leading members of the Russian literati, such as Blok, Gumilyov and Akhmatova.