Complex sentence: In 2006 and 2007 he co-hosted the final's with Paul de Leeuw (who was the spokesperson for the Netherlands), de Leeuw was providing the commentary from the Netherlands via satellite project Olympus.
Split into simpler sentences: In 2006 and 2007 he co-hosted the finals with Paul de Leeuw (who was the spokesperson for the Netherlands). De Leeuw was providing the commentary from the Netherlands via satellite project Olympus.