[PAR] [TLE] Karlheinz Stockhausen [SEP] Karlheinz Stockhausen (] ; 22 August 1928 – 5 December 2007) was a German composer, widely acknowledged by critics as one of the most important (; ; ; ) but also controversial composers of the 20th and early 21st centuries.  A critic calls him "one of the great visionaries of 20th-century music" .  He is known for his groundbreaking work in electronic music, for introducing controlled chance (aleatory techniques or aleatoric musical techniques) into serial composition, and for musical spatialization. [PAR] [TLE] Drei Lieder (Stockhausen) [SEP] Drei Lieder (Three Songs), for alto voice and chamber orchestra, is a song cycle by Karlheinz Stockhausen, written while he was still a conservatory student in 1950.  In the composer's catalogue of works, it bears the number /.
[PAR] [TLE] Karlheinz Stockhausen [ SEP ] Karlheinz Stockhausen ( ] ; 22 August 1928 – 5 December 2007 ) was a German composer , widely acknowledged by critics as one of the most important (; ; ; ) but also controversial composers of the 20th and early 21st centuries . A critic calls him " one of the great visionaries of 20th - century music " . He is known for his groundbreaking work in electronic music , for introducing controlled chance ( aleatory techniques or aleatoric musical techniques ) into serial composition , and for musical spatialization . [PAR] [TLE] Drei Lieder ( Stockhausen ) [ SEP ] Drei Lieder ( Three Songs ) , for alto voice and chamber orchestra , is a song cycle by Karlheinz Stockhausen , written while he was still a conservatory student in 1950 . In the composer 's catalogue of works , it bears the number /.
What nationality was the composer of Drei Lieder?
What nationality was the composer of Drei Lieder ?
German
German