sentences:  2 (1942, written some 60 years after his first) and Oboe Concerto (1945) also reach back to an earlier era, finding nostalgic inspiration in the wind concertos of Mozart.A tendency related to the neoclassical rejection of Romantic and traditional features is the use of jazz elements in many 20th-century concertos.George Gershwin was a pioneer for such works, in for example his "Rhapsody in Blue" (1924) and Concerto in F for piano (1925).