Question: Adriana Lecouvreur and La bohème are both what type of opera performance?
Context: La Vie de Bohème is a studio album released by jazz pianist Dave Burrell.  The album is Burrell's take on the operatic adaptation of La Vie de Bohème by Giacomo Puccini, titled "La bohème".  The album has been called "a fine example of the similarities between the free jazz and classical worlds."  Though this is not a straight performance of the opera, each of the acts are represented with "a great deal of improvisation." La Bohème is a 2009 short film from directed by Werner Herzog.  The four-minute film features images of harsh life in Ethiopia set to the duet "O soave fanciulla " from Puccini's opera "La bohème", sung by Peter Auty and Mary Plazas.  It was part of a series of short films commissioned by Sky Arts and English National Opera. La bohème (] , ] ) is an opera in four acts, composed by Giacomo Puccini to an Italian libretto by Luigi Illica and Giuseppe Giacosa, based on "Scènes de la vie de bohème" by Henri Murger.  The world premiere performance of "La bohème" was in Turin on 1 February 1896 at the Teatro Regio, conducted by the young Arturo Toscanini; its U.S. premiere took place the following year, 1897, in Los Angeles.  Since then, "La bohème" has become part of the standard Italian opera repertory and is one of the most frequently performed operas worldwide. Adriana Lecouvreur is an opera in four acts by Francesco Cilea to an Italian libretto by Arturo Colautti, based on the 1849 play "Adrienne Lecouvreur" by Eugène Scribe and Ernest Legouvé.  It was first performed on 6 November 1902 at the Teatro Lirico in Milan. Jonas Kaufmann (born 10 July 1969) is a German operatic tenor.  He is best known for his performances in "spinto" roles such as Don José in "Carmen", Cavaradossi in "Tosca", Maurizio in "Adriana Lecouvreur", and the title role in "Don Carlos".  He has also sung leading tenor roles in the operas of Richard Wagner with success in Germany and abroad, most notably the Metropolitan Opera in New York.  He is also an accomplished Lieder singer.  In 2014 "The New York Times" described Kaufmann as "a box-office draw, and... the most important, versatile tenor of his generation." Plácido Domingo has made hundreds of opera performances, music albums, and concert recordings throughout his career as an operatic tenor.  From his first operatic leading role as Alfredo in "La traviata" in 1961, his major debuts continued in swift succession: "Tosca" at the Hamburg State Opera and "Don Carlos" at the Vienna State Opera in 1967; "Adriana Lecouvreur" at the Metropolitan Opera, "Turandot" in Verona Arena and "La bohème" in San Francisco in 1969; "La Gioconda" in 1970; "Tosca" in Royal Opera House, Covent Garden in 1971; "La bohème" at the Bavarian State Opera in 1972; "Il trovatore" at the Paris Opéra in 1973 and "Don Carlo" at the Salzburg Festival in 1975, "Parsifal" in 1992 at the Bayreuth Festival; and the list continues until today; the same role is often recorded more than once. Loretta Di Franco is an American operatic soprano who is chiefly known for her more than 900 performances at the Metropolitan Opera from 1961-1995.  Originally a member of the Met's opera chorus, she eventually was promoted to singing small comprimario roles beginning with one of the pages in Wagner's "Tannhäuser" and the peasant girl in "The Marriage of Figaro" in 1961.  She went on to win the Metropolitan Opera National Council Auditions in 1965 which led to her first substantial role, Chloe in "The Queen of Spades".  She continued to appear annually at the Met for the next 30 years, performing both leading and supporting roles.  Some of the parts she performed at the Met included Annina in "La traviata", both the Aunt and Barena in Janáček's "Jenůfa", Barbarina and Marcellina in "The Marriage of Figaro", Berta in "The Barber of Seville", Countess Ceprano in "Rigoletto", the Dew Fairy and the Sandman in "Hansel and Gretel", Feklusa in "Káťa Kabanová", the First Lady in "The Magic Flute", the Flower Seller in Britten's "Death in Venice", Frasquita in "Carmen", Gerhilde in "Die Walküre", Giannetta in "L'elisir d'amore", Helen in "Mourning Becomes Electra", Ines in "Il trovatore", Jouvenot in "Adriana Lecouvreur", Kate Pinkerton in "Madama Butterfly", Laura in "Luisa Miller", Lauretta in "Gianni Schichi", Lisa in "La sonnambula", Marianne in "Der Rosenkavalier", Marthe in "Faust", Musetta in "La bohème", Oscar in "Un ballo in maschera", Samaritana in "Francesca da Rimini", Woglinde in both "Das Rheingold" and "Götterdämmerung", Xenia in "Boris Godunov", Zerlina in "Don Giovanni", and title role in "Lucia di Lammermoor".  In 1991 she created the role of the Woman with Child in the world premiere of John Corigliano's "The Ghosts of Versailles". La bohème (also known as "La bohème de Puccini") is a 1988 Italian-French film of an opera directed by Luigi Comencini.  It is based on Giacomo Puccini's "La bohème". Michaela Schuster is a German operatic mezzo-soprano.  She debuted at The Royal Opera as Herodias in Salome in 2008, and has since sung Princesse de Bouillon in Adriana Lecouvreur, and Venus in Tannhäuser.  In the 2013/14 season, she will sing Klytämnestra in Elektra and the Nurse in Die Frau ohne Schatten. La bohème (also known as "La bohème de Puccini") is a 2008 Austrian-German film of an opera directed by Robert Dornhelm.  It is based on Giacomo Puccini's "La bohème".
Answer: an opera in four acts