Question: Don Carlos and Candide, are operas?

Context paragraphs:
Samuel Krachmalnick: Samuel Krachmalnick (1926, St. Louis – April 1, 2005, Burbank, California) was an American conductor and music educator.  He first came to prominence as a conductor on Broadway during the 1950s, notably earning a Tony Award nomination for his work as the music director of the original production of Leonard Bernstein's "Candide".  He went on to work as a busy conductor of operas and symphony orchestras internationally during the 1960s and 1970s.  He was particularly active in New York City where he held conducting posts with the American Ballet Theatre, the Harkness Ballet, the Metropolitan Opera, and the New York City Opera.  His later career was primarily devoted to teaching on the music faculties of the University of Washington and the University of California, Los Angeles.

Channel 6 – Bariloche: LU93 TV Canal 6 de Bariloche is an Argentine private, over-the-air television station broadcasting from the city of San Carlos de Bariloche.  It is the only over-the-air TV station available on this turistic point.  As an Artear owned and operated station, it offers a schedule composed of soap operas, entertainment shows, news and movies.

Don Carlos: Don Carlos is a five-act grand opera composed by Giuseppe Verdi to a French-language libretto by Joseph Méry and Camille du Locle, based on the dramatic play "Don Carlos, Infant von Spanien" ("Don Carlos, Infante of Spain") by Friedrich Schiller.  The opera is usually performed in an Italian translation.  In addition, it has been noted by David Kimball that the Fontainebleau scene and auto da fé "were the most substantial of several incidents borrowed from a contemporary play on Philip II by Eugène Cormon".

Gabrielle Krauss: Marie-Gabrielle Krauss (24 March 18426 January 1906) was an important 19th century Austrian-born French operatic soprano.  She created major roles in operas by Anton Rubinstein, Charles Gounod, Camille Saint-Saëns, Auguste Mermet, Clémence de Grandval, Errico Petrella, Antônio Carlos Gomes and Émile Paladilhe.  She also created roles in local premieres of Verdi and Wagner operas.  Krauss was a leading soprano at the Paris Opera for 13 years, and also sang with great success in Italy and Russia.

Candide (operetta): Candide is an operetta with music composed by Leonard Bernstein, based on the 1759 novella of the same name by Voltaire.  The operetta was first performed in 1956 with a libretto by Lillian Hellman; but since 1974 it has been generally performed with a book by Hugh Wheeler which is more faithful to Voltaire's novel.  The primary lyricist was the poet Richard Wilbur.  Other contributors to the text were John Latouche, Dorothy Parker, Lillian Hellman, Stephen Sondheim, John Mauceri, John Wells, and Bernstein himself.  Maurice Peress and Hershy Kay contributed orchestrations.  Although unsuccessful at its premiere, "Candide" has now overcome the unenthusiastic reaction of early audiences and critics and achieved enormous popularity.  It is very popular among major music schools as a student show because of the quality of its music and the opportunities it offers to student singers.

Pietro Antonio Coppola: Pietro Antonio Coppola (11 December 1793 – 13 November 1876) was an Italian composer and conductor.  Born in Castrogiovanni, he was trained by his father and at the Naples Conservatory.  He is chiefly known for his many operas, of which his most famous, "Nina pazza per amore", premiered at the Teatro Valle in Rome in February 1835.  While his works have rarely been performed after the 19th century, during his lifetime they enjoyed success in major opera houses in Italy, France, Portugal, and Spain.  As a conductor he was particularly active at the Teatro Nacional de São Carlos in Lisbon.  He died in Catania at the age of 82.

Carlos Ponce: Carlos Ponce (born September 4, 1972) is a Puerto Rican actor, singer, composer and television personality.  Ponce began his acting career by participating in Spanish language soap operas for Televisa and Telemundo.  Ponce continued to expand his acting career by participating in various American television series.  He did not limit himself solely to a career in television.  Ponce, who is also a singer, is also active in the American movie industry as a character actor.

Luciano Mariani: Luciano Mariani (1801 – 10 June 1859) was an Italian operatic bass.  Amongst the several roles he created were Rodolfo in Bellini's "La sonnambula" [Milan, Teatro Carcano, 1831], Alfonso d'Este in Donizetti's "Lucrezia Borgia" and Oroe in Rossini's "Semiramide".  His elder sister, Rosa Mariani, was also an opera singer (contralto) and sang Arsace in the premiere of "Semiramide".  They toured Italy singing together in many operas.  Mariani sang in Lisbon at the Teatro São Carlos from 1839 to 1840, where he appeared in several Portuguese premieres of Italian operas, as well as the world premieres of Antonio Luís Miró's opera "Virginia" and Manuel Inocêncio Liberato dos Santos's opera "Inês de Castro".  Mariani was born in Cremona and died in Castell'Arquato, aged 58.

Sara Braga Simões: Sara Braga Simões (born 1975 in Braga) is a Portuguese operatic soprano who has sung in the world premieres of seven 21st century operas:Carlos Azevedo's "Mumadona", Nuno Côrte-Real's "Banksters", Pedro Amaral's "O Sonho", Jose Eduardo Rocha's "Os fugitivos", Sofia Sousa Rocha's "Inês Morre".  Luís Soldado's "Fado Olissiponense" and Luís Tinoco's "Evil Machines".

Guillermo Fernández-Shaw: Guillermo Fernández-Shaw Iturralde (26 February 1893 - 17 August 1965) was a Spanish poet and journalist.  He is particularly known as a writer of libretti, primarily for zarzuelas. With Federico Romero, he wrote the libretti for two of the best-known zarzuelas of the 20th century, "Doña Francisquita" by Amadeo Vives and "Luisa Fernanda" by Federico Moreno Torroba.  His father, Carlos Fernández Shaw, was also a playwright, poet and journalist who wrote libretti for several zarzuelas and operas, most famously "Margarita la tornera" and "La vida breve".  Guillermo Fernández-Shaw was born in Cádiz and initially trained as a lawyer before becoming a journalist.  He was the editor of the Spanish newspaper "La Epoca" from 1911 to 1936, and a contributor to "ABC" as well as writing poetry for "Blanco y Negro".  His partnership with Federico Romero began in 1916 with their libretto for Serrano's "La canción del olvido".  Guillermo Fernández-Shaw died in Madrid on 17 August 1965 at the age of 72.

Supporting paragraphs: Don Carlos Candide (operetta)
Answer: no