Listen to Concert for Piano in B-Flat Minor, Op. 23: II. Andantino simplice online. Concert for Piano in B-Flat Minor, Op. 23: II. Andantino simplice is an English language song and is sung by Alexander Uninsky. Concert for Piano in B-Flat Minor, Op. 23: II. Andantino simplice, from the album Tchaikovsky: Concert for Piano in B-Flat Minor, Op. 23, was released in the year 2015. The duration of the song is 7:00. Download English songs online from JioSaavn.