Miklós Bencze (19 June 1911 – 24 January 1992) was a Hungarian-American bass singer.
 He was born in Hungary and studied with tenor Manfredo Polverosi; he had his debut as Ferrando in "Il Trovatore" at the Hungarian State Opera in 1946.
 He also performed with the Budapest Municipal Opera Theatre and with opera companies in Vienna and Innsbruck.
 He married Budapest native Ilona Anna Szabari.
Sir Georg Solti, KBE ( ; Budapest, 21 October 1912Antibes, 5 September 1997) was a Hungarian-born orchestral and operatic conductor, best known for his appearances with opera companies in Munich, Frankfurt and London, and as a long-serving music director of the Chicago Symphony Orchestra.
 Born in Budapest, he studied there with Béla Bartók, Leó Weiner and Ernő Dohnányi.
 In the 1930s, he was a répétiteur at the Hungarian State Opera and worked at the Salzburg Festival for Arturo Toscanini.
 His career was interrupted by the rise of the Nazis’ influence on Hungarian politics, and being of Jewish background he fled the increasingly harsh Hungarian anti-Jewish laws in 1938.
 After conducting a season of Russian ballet in London at the Royal Opera House he found refuge in Switzerland, where he remained during the Second World War.
 Prohibited from conducting there, he earned a living as a pianist.
Youri Vámos was born in Budapest.
 He trained in ballet from a young age at the State Ballet School in Budapest.
 He was a soloist at the Hungarian State Opera and then later accepted a contract as a first soloist at the Bavarian State Opera.
The Hungarian National Ballet (Hungarian: "Magyar Nemzeti Balett" ) is a classical ballet dance company based in Budapest, Hungary.
 The ballet company is attached to the Hungarian State Opera House, which is also home to the Hungarian National Opera company and the Hungarian National Philharmonic orchestra.
 The ballet company was established in 1884.
Elizabeth Rab, also known as Rab Elly (born 3 September 1930 in Budapest) is a Hungarian-born internationally acclaimed former Opera Soprano (singer) and Australian music teacher (singing and piano).
 She was a member of the Hungarian State Opera (Budapest) from 1948 to 1960 and during that time, she held the number two position as Opera Soprano.
József Simándy (Kistarcsa, 18 September 1916 – Budapest, 4 March 1997) was a Hungarian tenor with German origins.
 His name in Hungarian form is "Simándy József", his original family name is "Schulder".
 A student of Emilia Posszert, he joined the chorus of the Hungarian State Opera in 1940; in 1946, he made his debut as Don José in "Carmen" in Szeged.
 In 1947, he returned to the Budapest Opera, where he was the leading heroic tenor until 1984.
 He performed regularly in Munich as well, from 1956 until 1960.
 Besides heroic tenor roles, Simándy took on lyric and spinto parts as well; he was best known for his Radames, Lohengrin, and Otello.
 Recordings include two operas by Ferenc Erkel, "Bánk bán" and "Hunyadi László", in both of which he sang the title role.
The Budapest Philharmonic Orchestra (Hungarian: "Budapesti Filharmóniai Társaság Zenekara") is Hungary's oldest extant orchestra.
 It was founded in 1853 by Ferenc Erkel under the auspices of the Budapest Philharmonic Society.
 For many years it was Hungary's only professional orchestra.
 The ensemble is an independent body, now organised by musicians of the Opera House, directed by the chairman-conductor and the board of directors.
 Its main concert venue is the Hungarian State Opera House, where they give around ten concerts per year.
A soprano ] is a type of classical female singing voice and has the highest vocal range of all voice types.
 The soprano's vocal range (using scientific pitch notation) is from approximately middle C (C) = 261 Hz to "high A" (A) =880 Hz in choral music, or to "soprano C" (C, two octaves above middle C) =1046 Hz or higher in operatic music.
 In four-part chorale style harmony, the soprano takes the highest part, which usually encompasses the melody.
The Hungarian State Opera House (Hungarian: "Magyar Állami Operaház" ) is a neo-Renaissance opera house located in central Budapest, on Andrássy út.
 Originally known as the Hungarian Royal Opera House, it was designed by Miklós Ybl, a major figure of 19th-century Hungarian architecture.
 Construction began in 1875, funded by the city of Budapest and by Emperor Franz Joseph I of Austria-Hungary, and the new house opened to the public on the 27 September 1884.
 It is the second largest opera house in Hungary.
Franca Mattiucci (Rome, 1938) is an Italian operatic mezzo-soprano who had an active international career from 1963-1987.
 In her native country she made appearances at the Arena di Verona Festival, the Baths of Caracalla, La Fenice, La Scala, the Teatro Comunale di Bologna, the Teatro della Pergola, the Teatro dell'Opera di Roma, the Teatro di San Carlo, the Teatro Donizetti, the Teatro Margherita, the Teatro Massimo Bellini, the Teatro Massimo, the Teatro Regio di Parma, and the Teatro Regio di Torino.
 On the international stage she performed at the Hamburg State Opera, the Hungarian State Opera, the Liceu, the Lyric Opera of Chicago, the Opéra de Monte-Carlo, the Sofia National Opera, the Teatro Colón, the Teatro Nacional de São Carlos, the Teatro Real, and the Vienna State Opera among others.

Question: What Hungarian-born Opera star sung the number two position in the highest voice range for the Hungarian State Opera (Budapest)?
Answer: Elizabeth Rab