Piano,Tuba - Level 5 - Digital Download SKU: A0.836726 Composed by GILSON SANTOS. Concert,Contemporary,Graduation,Latin,Standards. Score and part. 15 pages. Gilson Santos #3580669. Published by Gilson Santos (A0.836726). Red River. Winning music of the Trombonanza Composition Competition 2017, the piece is after an influence of the Afro-Brazilian rhythms, characteristic of the city of Salvador - Bahia.