Instrumental Duet Clarinet,Instrumental Duet,Trombone - Level 3 - Digital Download SKU: A0.845104 Composed by Franz Liszt. Arranged by Phil Beaman. Romantic Period,Standards. Score and parts. 4 pages. Phil Beaman #6167481. Published by Phil Beaman (A0.845104). Petofi's poems to music. At the age of 26 Petofi was killed in battle during the Hungarian Revolution. Franz Liszt composed the Petofi Elegy as a tribute to his friend.