Complex sentence: "Sleepwalker" is a song that Finnish symphonic power metal quintet Nightwish made and performed during the national Finnish Eurovision Song Contest tryouts in 2000, but although they placed first in the Finnish televote, the jury overruled them, selecting Nina Åström instead.
Split into simpler sentences: Sleepwalker is a song that Finnish symphonic power metal quintet Nightwish made and performed during the national Finnish Eurovision Song Contest tryouts in 2000. Although they placed first in the Finnish televote, the jury overruled them, selecting Nina Åström instead.