Complex sentence: The library serves an area of 580,000 residents, it has a collection of 2,500,000 books and periodicals; in addition, there are 260,000 CDs, records, cassettes, and other audio materials, as well as 176,000 video items, such as DVDs and VHS tapes.
Split into simpler sentences: The library serves an area of 580,000 residents and has a collection of 2,500,000 books and periodicals. In addition, there are 260,000 CDs, records, cassettes, and other audio materials, as well as 176,000 video items, such as DVDs and VHS tapes.