Title: Rolf Riehm
Content:  Rolf Riehm (born 15 June 1937) is a German composer who wrote stage and orchestral works as well as music for ensembles and solo instruments. He began as an oboist and music teacher and was later a professor of music theory at the Hochschule für Musik und Darstellende Kunst Frankfurt am Main for several years.
Title: John Roache
Content:  John Edward Roache (July 19, 1940 – March 3, 1999) was an American pianist, and prolific MIDI sequencer, exponent, and composer of ragtime; notable for his involvement with and contribution to the international "Ragtime Ring"1 and eminent, affiliated Swedish Ragtime Society2 (which houses a number of Roache's creations and a posthumous biography pertaining to him3, alongside works by a number of contemporary ragtime composers). Monument to his work in this field is his expansive MIDI library4, which is maintained in his memory to the present day, and comprises – for the most part – his own output.
Title: Hugo Röhr
Content:  Hugo Röhr (13 February 1866 – 7 June 1937) was a German conductor, composer and academic teacher.
Title: Hugo Röhr
Content:  Röhr's compositions include three operas, vocal and chamber music.
Title: Hugo Röhr
Content:  Kapellmeister. There, he also became recognised as composer with his oratorio Ekkehard, which he conducted within the famous concert series Musikalische Akademie in both 1901 and 1902. In 1904, he created his first opera, Das Vaterunser, to a libretto by Ernst von Possart, performed at the court theatre. In 1922 he became a lecturer at the Akademie der Tonkunst, Munich, where he became appointed professor after one year, and was a teacher for conducting and directed the opera school and orchestra exercises until 1034. His students there included Otto Schulmann, Heinz Schubert, Fanny Pracher, Paul Kühmstedt, Heinrich Sutermeister and Paul Ben-Haim. Between 1911 and 1914, he directed the Munich teachers' choral society. Röhr died in Munich at the age of 71.
Title: Rolf Alexander Wilhelm
Content:  Rolf Alexander Wilhelm (23 June 1927 – 17 January 2013 ) was a German composer, film composer, arranger and conductor.
Title: Wolfram Röhrig
Content:  Wolfram Röhrig (5 October 1916 – 30 May 1998) was a German pianist, composer and conductor, who also worked under the alias Wolf Droysen. A jazz pianist, he was the director of music departments of the broadcasters Hessischer Rundfunk and Süddeutscher Rundfunk, responsible for light music and jazz. With the choir Nürnberg Lehrergesangverein from Nuremberg, Germany, he performed and recorded works such as Te Deum compositions by Anton Bruckner and Heinrich Sutermeister, and Max Reger's Der 100. Psalm.
Title: Rolf Thomas Lorenz
Content:  Rolf Thomas Lorenz (born 19 May 1959 in Klingenthal) is a German composer and music teacher.
Title: Rolf Lukowsky
Content:  Rolf (Rudolf) Lukowsky (14 July 1926 - 25 July 2021) was a German composer and choral director.
Title: Oscar Roels
Content:  Oscar August Roels (2 November 1864, in Ghent – 29 October 1939, in Ghent) was a Flemish composer and conductor. He was a student of Adolphe Samuel and Karel Miry at the Royal Conservatory of Ghent. Later on, he became a teacher at this institute, where he also conducted its choir and orchestra. As a student, he played the organ at the Jesuit church of Ghent, and later on he became an organist at the Saint-Barbaracollege. As a conductor, he worked at the Royal Opera of Ghent and the Royal Dutch Theatre of Antwerp. Aside of these, he also conducted several choir- and concert-societies of Ghent, including the Société Royale des Mélomanes. Roels oeuvre contains theater music, operettas, orchestral works, chamber music, songs, and pieces for organ.

Question: Who was the composer of Roar?
Answer: Bonnie McKee.
Bonnie Leigh McKee.
Max Martin.
Karl Martin Sandberg.
Martin White.
Katy Perry.
Katheryn Elizabeth Hudson Perry.
Katheryn Elizabeth Hudson.
Katheryn Hudson.
Katy Hudson.
Katheryn Perry.