Complex sentence: "Deep Silent Complete" is a song by Finnish symphonic power metal quintet Nightwish dedicated to oceans, and the only single released from the "Wishmaster" album to be released by Spinefarm.
Split into simpler sentences: Deep Silent Complete was the only single from the symphonic power metal quintet Nightwish's "Wishmaster"album. The song was dedicated to oceans, and the only single released from the "Wishmaster" album to be released by Spinefarm.