Complex sentence: Diego Torres held a concert in Nordelta to 3,000 people, sending the year 2006 off with a two-hour party; by the year 2007, approximately 10,000 habitants were living in the district.
Split into simpler sentences: Diego Torres held a concert in Nordelta to 3000 people, closing an end of the year 2006 2 hour party. By the year 2007, approximately 10000 habitants were living in the district.