Table:
Opus | Title | Genre | Sub\xaddivisions | Libretto | Composition | Première date | Place, Theatre
 | Der Kampf mit dem Drachen |  | 1 act | Theodor Körner | 1876 | — | unperformed
25 | Guntram / (revised 1940) |  | 3 acts | by the composer | 1892–1893 | 10 May 1894; / revised version: 29 October 1940 | Weimar, Grossherzogliches Hoftheater
50 | Feuersnot | Singgedicht | 1 act | Ernst von Wolzogen | 1900–1901 | 21 November 1901 | Dresden, Hoftheater
54 | Salome | Musikdrama | 1 act | Oscar Wilde; German translation by Hedwig Lachmann | 1903–1905 | 9 December 1905 | Dresden, Hoftheater
58 | Elektra | Tragödie | 1 act | Hugo von Hofmannsthal | 1906–1908 | 25 January 1909 | Dresden, Hoftheater
59 | Der Rosenkavalier | Komödie für Musik | 3 acts | Hugo von Hofmannsthal | 1909–1910 | 26 January 1911 | Dresden, Königliches Opernhaus
60 | Ariadne auf Naxos; to be played after Le bourgeois gentilhomme by Molière | Oper | 1 act | Hugo von Hofmannsthal | 1911–1912 | 25 October 1912 | Stuttgart, Kleines Haus des Hoftheaters
60\u2009(II) | Ariadne auf Naxos, / second version |  | prologue & / 1 act | Hugo von Hofmannsthal | 1915–1916 | 4 October 1916 | Vienna, Kaiserliches und Königliches Hof-Operntheater
65 | Die Frau ohne Schatten | Oper | 3 acts | Hugo von Hofmannsthal | 1914–1917 | 10 October 1919 | Vienna, Vienna State Opera
72 | Intermezzo | bürgerliche Komödie mit sinfonischen Zwischenspielen | 2 acts | by the composer | 1918–1923 | 4 November 1924 | Dresden, Semperoper
75 | Die ägyptische Helena | Oper | 2 acts | Hugo von Hofmannsthal, after Homer, Euripides and Goethe | 1923–1927 | 6 June 1928 | Dresden, Semperoper / new version: 14 August 1933, Salzburg, Kleines Festspielhaus
79 | Arabella | lyrische Komödie | 3 acts | Hugo von Hofmannsthal, after his story Lucidor, Figuren zu einer ungeschriebenen Komödie (1910) and the comic sketch Der Fiaker als Graf (1925) | 1929–1932 | 1 July 1933 | Dresden, Semperoper
80 | Die schweigsame Frau | komische Oper | 3 acts | Stefan Zweig, after Ben Jonson's Epicœne, or The silent woman | 1933–1934 | 24 June 1935 | Dresden, Semperoper
81 | Friedenstag | Oper | 1 act | Joseph Gregor | 1935–1936 | 24 July 1938 | Munich, Bayerische Staatsoper, Nationaltheater
82 | Daphne | bukolische Tragödie | 1 act | Joseph Gregor | 1936–1937 | 15 October 1938 | Dresden, Semperoper
83 | Die Liebe der Danae | heitere Mythologie | 3 acts | Joseph Gregor | 1938–1940 | 14 August 1952 | Salzburg, Kleines Festspielhaus
85 | Capriccio | Konversationsstück für Musik | 1 act | Clemens Krauss and the composer | 1940–1941 | 28 October 1942 | Munich, Bayerische Staatsoper, Nationaltheater
 | Des Esels Schatten / (orchestrated and completed by Karl Haussner) | Komödie | 6 scenes | Hans Adler, after Wieland's novel Die Abderiten | 1947–1948 | 7 June 1964 | Ettal

Question: how many titles have at least 2 acts or more?
Answer: 9

Question: how many total operas were performed at the dresden?
Answer: 9

Question: what is the number of operas from the oper genre?
Answer: 5

Question: what was the first opera composed in the 1900s?
Answer: Feuersnot

Question: how many of the listed compositions included at least 2 acts?
Answer: 8

Question: how many acts did guntram have?
Answer: 3 acts

Question: which composition spanned a longer period from beginning of composition to premiere- elektra, or intermezzo?
Answer: Intermezzo