Complex sentence: Tripoli International Airport has been closed since 13 July 2014 according to the Foreign travel advice updated on 15 January 2016, and "Still current at: 26 February 2016".
Split into simpler sentences: Tripoli International Airport has been closed since 13 July 2014. According to the Foreign travel advice updated on 15 January 2016, and "Still current at: 26 February 2016".