Question: Do the operas Der Kaiser von Atlantis and Simon Boccanegra contain the same number of acts?

Context articles: Donato Lovreglio
Der Kaiser von Atlantis
Maria Bard
Nigel Levings
Der Kaiser von Kalifornien
Rolando Panerai
Ellen Shade
Simon Boccanegra
Simone Boccanegra (film)
Der Kaiser von Schexing

Donato Lovreglio (6 December 1841, in Bari – May 1907, in Naples) was an Italian flautist and composer, mainly of music for his own instrument and other woodwinds.
 He was a native of Bari, and later moved to Naples, where he died.
 Among his compositions are numerous concert fantasies and arrangements of themes from a number of Giuseppe Verdi's operas, including "Simon Boccanegra", "Don Carlos", and "La traviata".
Der Kaiser von Atlantis oder Die Tod-Verweigerung ("The Emperor of Atlantis or The Disobedience of Death") is a one-act opera by Viktor Ullmann with a libretto by Peter Kien.
 They collaborated on the work while interned in the Nazi concentration camp of Theresienstadt (Terezín) around 1943.
 The Nazis did not allow it to be performed there.
Maria Bard (7 July 1900 – 8 April 1944) was a German stage actress, who made a handful of films in the silent era for Rimax, her first husband Wilhelm Graaff's company.
 By 1930, her marriage with Graaff was over, and she appeared with Werner Krauss in the stage production "Der Kaiser von Amerika" or "The King of America" and the two became involved.
 Unfortunately, Krauss' wife discovered their affair and committed suicide; a year later, in 1931, Maria Bard married Werner Krauss.
 Her third husband was actor Hannes Stelzer.
 Bard committed suicide on 8 April 1944, apparently for political reasons.
 On December 27, 1944, toward the end of World War II, Stelzer who was in the Luftwaffe at this point, died when his plane was shot down over the Eastern front.
Nigel Levings is an Australian stage lighting designer.
 He has designed lights for over 400 productions.
 He works extensively on operas, and has designed a large portion of Opera Australia's repertoire.
 Some of his most significant works include operas such as "The Demon" at the Bregenz Festival and for Zurich Opera; "Billy Budd" for the Welsh National Opera, Opera Australia, Canadian Opera Company, and for the English National Opera; "Nabucco" for Opera Australia; "Wozzeck" for Opera Australia; "L'Orfeo" for Innsbrucker Festwochen der Alten Musik and the Berlin State Opera; "A Midsummer Night's Dream" for the 1994 Edinburgh Festival; "La Belle Vivette" for the English National Opera; "Simon Boccanegra" for the Royal Opera House, Washington National Opera, and Dallas Opera; "Falstaff" for Théâtre du Châtelet; "Idomeneo", "Turandot", and "The Barber of Seville" for the Houston Grand Opera; and "Queen of Spades" for the Dallas Opera.
The Kaiser of California, better known as "The Emperor of California" (German "Der Kaiser von Kalifornien"), is a 1936 film that has the distinction of being the first western film made in Nazi Germany.
 Some exterior scenes were even shot on location in the United States at Sedona, Arizona, the Grand Canyon and at Death Valley in California.
Rolando Panerai (born 17 October 1924) is an Italian baritone, particularly associated with the Italian repertory.
 He was born in Campi Bisenzio, near Florence, Italy and studied with Frazzi in Florence and Armani and Giulia Tess in Milan.
 Panerai made his stage debut in 1947 in Naples at the Teatro di San Carlo as the pharaon in Rossini's "Mosè in Egitto".
 Other debuts, both in 1951, were as Simon Boccanegra in "Simon Boccanegra" in Bergamo and as Sharpless in "Madama Butterfly" at La Scala in Milan.
 He sang in many rarely performed Verdi operas on radio broadcast for RAI in 1951 (to commemorate the 50th anniversary of Verdi's death), such as "Giovanna d'Arco", "La battaglia di Legnano", and "Aroldo".
 Later roles included most of the great Verdi baritone roles, particularly the title character in "Rigoletto", The Count of Luna in "Il trovatore", Giorgio Germont in "La traviata", Marquis of Posa in "Don Carlos", Amonasro in "Aida".
Ellen Shade is an American operatic soprano from New York.
 Her repertoire includes the Kaiserin in "Die Frau ohne Schatten", the Marschallin "Der Rosenkavalier", Chrysothemis "Elektra", Ariadne "Ariadne auf Naxos", Arabella, Katya Kabanova, Aida, Desdemona "Otello", Amelia "Un ballo in Maschera", Amelia "Simon Boccanegra", Sieglinde "Die Walkure", Elsa "Lohengrin", Elisabeth "Tannhauser", Eva "Die Meistersinger von Nurnberg".
 In Europe she has appeared at La Scala Milan, the Royal Opera House, Covent Garden, the Bastille and the Chatelet in Paris and in Vienna, Salzburg Festival, Berlin, Hamburg, Frankfurt [Article Reference], Stuttgart, Amsterdam, Brussels, Geneva and Athens.
 In North America she has performed with virtually all the major opera companies, including the Metropolitan Opera New York, Chicago, San Francisco, Los Angeles, Houston, Dallas, Seattle, Santa Fe, and the Canadian Opera in Toronto.
Simon Boccanegra (] ) is an opera with a prologue and three acts by Giuseppe Verdi to an Italian libretto by Francesco Maria Piave, based on the play "Simón Bocanegra" (1843) by Antonio García Gutiérrez, whose play "El trovador" had been the basis for Verdi's 1853 opera, "Il trovatore".
Simone Boccanegra is a 1963 Australian TV play.
 It was directed by Christopher Muir.
 It was based on the opera "Simon Boccanegra" by Verdi.
Der Kaiser von Schexing is a German television series.