Complex sentence: In 2004, Matt Bianco released the album "Matt's Mood" (the name is from one of their most popular early instrumental tracks), which featured well-crafted adult-contemporary/jazz numbers, in the spirit of their first album.
Split into simpler sentences: In 2004, Matt Bianco released the album "Matt's Mood" (the name is from one of their most popular early instrumental tracks). The album featured adult-contemporary/jazz numbers, in the spirit of their first album.