Listen to Piano Concerto No.1 in D-Flat Major, Op.23: II. Andantino semplice—Allegro vivace assai online. Piano Concerto No.1 in D-Flat Major, Op.23: II. Andantino semplice—Allegro vivace assai is an Unknown language song and is sung by Minneapolis Symphony Orchestra, Dimitri Mitropoulos and Arthur Rubinstein. Piano Concerto No.1 in D-Flat Major, Op.23: II. Andantino semplice—Allegro vivace assai, from the album Tchaikovsky Piano Concerto No.1, was released in the year 2022. The duration of the song is 7:26. Download Unknown songs online from JioSaavn.