what are all the titles?
der kampf mit dem drachen, guntram (revised 1940), feuersnot, salome, elektra, der rosenkavalier, ariadne auf naxos; to be played after le, ariadne auf naxos, second version, die frau ohne schatten, intermezzo, die agyptische helena, arabella, die schweigsame frau, friedenstag, daphne, die liebe der danae, capriccio, des esels schatten (orchestrated and completed by karl hauss
when were they composed?
1876, 1892-1893, 1900-1901, 1903-1905, 1906-1908, 1909-1910, 1911-1912, 1915-1916, 1914-1917, 1918-1923, 1923-1927, 1929-1932, 1933-1934, 1935-1936, 1936-1937, 1938-1940, 1940-1941, 1947-1948
now, between elektra and intermezzo, which had the longest composition time?
intermezzo