A film about the world’s oldest known Holocaust survivor has been nominated for an Oscar in the best documentary short category.

The Lady in Number Six: Music Saved My Life follows the journey of 109-year-old Alice Herz-Sommer, a London-based pianist, as she returns to the Theresienstadt concentration camp.

Along the way, Ms Herz-Sommer explains how music and laughter helped her survive, and offers advice about how to live a long, happy life.

According to producer Chris Branch, the documentary “is about her love of music and how it has pulle d her through in adversity. It’s a testament to the power of positive thought.”

The winner will be announced at the 86th Academy Awards on March 2 in Los Angeles