Complex sentence: "Hard Rock Hallelujah" is a song by the Finnish hard rock band Lordi, which won the 2006 Eurovision Song Contest with 292 points.
Split into simpler sentences: Hard Rock Hallelujah is a song by the Finnish hard rock band Lordi. Lordi performed "Hard Rock Hallelujah" in the 2006 Eurovision Song Contest and won the contest with 292 points.