Mariinsky Theatre Second Stage has hosted which Russian operatic soprano?
Mariinsky Theatre Second Stage:  The Second Stage has been completed and a gala concert celebrating the opening, and featuring such luminaries as Plácido Domingo, Rene Pape, Anna Netrebko, and many others, was presented on 2 May 2013. Anna Netrebko: Anna Yuryevna Netrebko (Russian: Анна Юрьевна Нетребко , born 18 September 1971) is a Russian operatic soprano.
Anna Yuryevna Netrebko