Complex sentence: The band's debut album, Lungs, was released in 2009; on 17 January 2010, the album reached the top position, after being on the chart for twenty-eight consecutive weeks.
Split into simpler sentences: The band's debut album and Lungs, were released in 2009 on 17 January 2010. The album reached the top position, after being on the chart for twenty-eight consecutive weeks.