Question: Which opera has more acts, The Bassarids or Don Quichotte?
Context: Anna Karenina is an opera in two acts by American composer David Carlson, based on the novel "Anna Karenina" by Leo Tolstoy, commissioned by Florida Grand Opera to celebrate the 2007 opening of the Ziff Ballet Opera House at the Adrienne Arsht Center for the Performing Arts, co-commissioned by Opera Theatre of Saint Louis.  The libretto is by British director Colin Graham, originally contemplated for Benjamin Britten's opera commissioned by the Bolshoi Theatre (the project was cancelled by the British after the Warsaw Pact invasion of Czechoslovakia).  Graham was to have directed the original production; after his death only weeks before the opera's opening night, the direction was taken over by Mark Streshinsky.  The opera is in two acts with a prologue and an epilogue, lasting just over two hours. Gioconda Vessichelli (born in Rome, Italy) is an opera singer.  Gioconda is the inventor and pioneer of BollywoOPERA style.  She has sung in the Bollywood movie "Prague "in 2013, and she has given her voice for the Bollywood movie "Mary Kom" on the song "Ziddi dil" together with Vishal Dadlani.On 19th May 2017 her song "Itni si baat hai" has been released by the label T-series.  On 20 December 2014 the song "Thodi Daaru" was released featuring Mika Singh.  Gioconda has done live performances as first fusion ever between opera and classical Hindi music with artists of the caliber of Grammy Award winner Sukhwinder Singh, Hari Haran, Gino Banks, Niladri Kumar, Silvaganesha, in festivals and auditoriums like Nehru Centre[20] in Mumbai.  She collaborates with Anup Jalota, and many others.  On 31 March 2016 her international video "We are one" in which she sings and acts together with Anup Jalota for peace in the world has been launched from the Minister of India in Delhi.  She is in the annual book of Italian opera singer for having sung in the first world edition of contemporary opera at "Teatro comunale di Modena", broadcast on Italian state radio RAI.  Gioconda is the first singer in the premiere world ever of the contemporary opera “Lavinia fuggita” by Matteo d’Amico.  She has two degrees in opera singing and musicology from Italian conservatory "Santa Cecilia" and international high school of opera "H.Wolf".  The tenor Luciano Pavarotti has been her teacher, among other opera singers who selected her as one of the best students.  She was selected as best singer at accademia rossiniana in Pesaro and she debuts the role of "Madama cortese" in "il viaggio a Reims" by Rossini with the symphonic orchestra of Rof at Rossini theatre in Pesaro.  She sings again in a Rossini opera at Ercolano international opera season in "Il barbiere di Siviglia" and at teatro Politeama opera season in Lecce.  After Rossini she debuts "Carmen" by Bizet.  Her interpretation of the role "Mimì" in the opera "La Boheme" by Puccini received positive critiques. Bodo Igesz (February 7, 1935, Amsterdam - December 25, 2014, Manhattan) was a Dutch stage director who had an active career staging operas around the world during the second half of the 20th century.  He was particularly known for his work with the Metropolitan Opera where he worked for 25 years on the staging staff.  He also staged operas for the Salzburg Festival, and staged numerous operas for the Santa Fe Opera; including the United States premieres of Hindemith's "Cardillac" (1967), Schoenberg's "Die Jakobsleiter" (1968), Henze's "The Bassarids" (1968) and Aribert Reimann's "Melusine" (1972). Don Quichotte ("Don Quixote") is an opera in five acts by Jules Massenet to a French libretto by Henri Caïn.  It was first performed on 19 February 1910 at the Opéra de Monte-Carlo. La reine Fiammette is an opera in four acts by composer Xavier Leroux.  The opera uses a French language libretto by Catulle Mendès which is based on Mendès's 1898 work of the same name, a "conte dramatique" in six acts set in Renaissance Italy.  The opera's premiere was given by the Opéra-Comique at the Salle Favart theatre in Paris on 23 December 1903.  The production was directed by Albert Carré and conducted by André Messager.  The United States premiere of the work was given at the Metropolitan Opera in New York City on 24 January 1919.  That production was directed by Richard Ordynski, conducted by Pierre Monteux, and starred Geraldine Farrar as Orlanda, Hipolito Lazaro as Danièlo, Adamo Didur as Giorgio, Léon Rothier as César, and Flora Perini as Pantasilée.  Up to the Second World War the opera received 59 performances at the Opéra-Comique. Don Quichotte auf der Hochzeit des Comacho ("Don Quixote at Camacho's Wedding"), TVWV 21:32, is a one-act comic serenata by Georg Philipp Telemann.  The libretto by the student poet Daniel Schiebeler is based on of Cervantes's novel "Don Quixote".  The opera premiered on 5 November 1761 in Hamburg.  When first performed, it was given the title: "Don Quichotte auf der Hochzeit des Comacho "; later it was also known as "Don Quixote der Löwenritter " (Don Quixote, the Knight of the Lions). Transformations is a chamber opera in two acts by the American composer Conrad Susa with a libretto of ten poems by Anne Sexton from her 1971 book "Transformations", a collection of confessional poetry based on stories by the Brothers Grimm.  Commissioned by Minnesota Opera, the work, which is described by its composer as "An Entertainment in 2 Acts", had its world premiere on 5 May 1973 at the Cedar Village Theater in Minneapolis, Minnesota.  Anne Sexton, who had worked closely with Susa on the libretto, was in the audience.  It went on to become one of the most frequently performed operas by an American composer with its chamber opera format of eight singers and an instrumental ensemble of eight musicians making it particularly popular with smaller opera companies and conservatories.  The 2006 revival production of "Transformations" at the Wexford Opera Festival won the "Irish Times" Theatre Award for Best Opera Production. The Bassarids (in German: "Die Bassariden ") is an opera in one act and an intermezzo, with music by Hans Werner Henze to an English libretto by W. H. Auden and Chester Kallman, after Euripides's "The Bacchae". Silent Night is an opera by composer Kevin Puts and librettist Mark Campbell.  As Silent Night: Opera in Two Acts the work had its world premiere at the Ordway Theater, Saint Paul, Minnesota, on November 12, 2011 under the directorship and dramaturgy of Eric Simonson.  As "Silent Night", the opera had its East Coast premiere at the Philadelphia Academy of Music on February 8, 2013.  It premiered in the Southwest at Bass Performance Hall with Fort Worth Opera on May 4, 2014.  The European premiere took place on October 24, 2014, at the Wexford Festival Opera in Ireland.  In 2014 the work was staged at the Calgary Opera and the Cincinnati Opera, and in 2015 it was performed at the Opéra de Montréal and the Lyric Opera of Kansas City.  It received its West Coast premiere at Opera San Jose on February 11th, 2017.  The opera won the 2012 Pulitzer Prize for Music. Cold Mountain is an American opera in two acts and an epilogue, with music by Jennifer Higdon and the libretto by Gene Scheer, based on Charles Frazier's 1997 novel of the same name.  The opera is a co-commission between Santa Fe Opera, Opera Philadelphia and the Minnesota Opera, in collaboration with North Carolina Opera.  The opera received its world premiere at Santa Fe Opera on 1 August 2015.  This production coincided with the 150th anniversary of the ending of the American Civil War.  Opera Philadelphia gave its first performance of the opera, in a slightly revised form, on 5 February 2016.  Minnesota Opera is scheduled to stage the opera in 2018, as part of its 'New Works Initiative'.
Answer: Don Quichotte