Liszt's revolutionary Piano Concerto No. 1 blends four movements into a single continuous structure, pioneering thematic transformation. Its 1855 premiere featured Liszt as soloist with Berlioz conducting. Notable for integrating piano and orchestra as equal partners, it includes a controversial triangle solo in the third movement that baffled contemporary critics.
Liszt's Piano Concerto No. 1, composed between 1830-1855, is notable for its single-movement structure and thematic transformation, blending virtuosic piano writing with symphonic grandeur.