The term, ekphrastic, applies to writing which is inspired by a work of art. Below is a link to a musical composition by Phillip Glass.
Title your paper: Flashes
Hit play and free write as you listen to the music.
Notice aspects of tone, indication of instruments, memories or feelings which resonate. There is no wrong way to interpret the work.
Let your writing be uncensored and unrestricted but try let the music guide your writing.