High Quality Content by WIKIPEDIA articles! Nadezhda Ivanovna Zabela-Vrubel (Russian: Надежда Ивановна Забела-Врубель 1 April 1868, Kovno – 4 July 1913, St. Petersburg) was a Russian opera singer. Vocally, she is best described as a lyrical (coloratura) soprano, with a particularly high tessitura.