What Czech operatic contralto had a close partnership with the composer of "The Bartered Bride"?
Betty Fibichová: Betty Fibichová (16 March 1846 – 20 May 1901) was a Czechoslovak opera singer and the wife of composer Zdeněk Fibich. Bedřich Smetana: Bedřich Smetana (] ; 2 March 1824 – 12 May 1884) was a Czech composer who pioneered the development of a musical style which became closely identified with his country's aspirations to independent statehood. Bedřich Smetana:  Internationally he is best known for his opera "The Bartered Bride" and for the symphonic cycle "Má vlast" ("My Homeland"), which portrays the history, legends and landscape of the composer's native land.
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