Listen to Piano Sonata in G Major, Op. 37: I. Moderato e risoluto online. Piano Sonata in G Major, Op. 37: I. Moderato e risoluto is an Instrumental language song and is sung by Michael Ponti. Piano Sonata in G Major, Op. 37: I. Moderato e risoluto, from the album 111 Tchaikovsky Masterpieces, was released in the year 2012. The duration of the song is 10:21. Download Instrumental songs online from JioSaavn.