. . "choir and orchestra performance" . . . . "Mariinsky Orchestra" . "Mezzo-soprano Ekaterina Semenchuk replaced Ekaterina Gubanova.\r\nThe program was performed without intermission.\r\nEvgeny Nikitin is listed as a bass on the main program page, but is identified as a bass-baritone in his program bio." . . "2010-02-23T20:00:00"^^ .