Complex sentence: Jessa later received formal training in composition and harp and got BM in music composition with a minor in harp, becoming a professional harpist and accomplished studio musician, having recorded for several film scores and artists' solo albums.
Split into simpler sentences: Jessa later received formal training in composition and harp and earned her BM in music composition with a minor in harp performance. She became a professional harpist and accomplished studio musician, having recorded for several film scores and artists' solo albums.