Complex sentence: On 5 August 2013, a national news bulletin began airing on 7Two, titled "Seven News at 7", which airs at 7:00pm on weeknights and is presented by Melissa Doyle, with David Brown on weather.
Split into simpler sentences: On 5 August 2013, a national news bulletin began airing on 7Two, titled "Seven News at 7". It airs at 7:00pm on weeknights and is presented by Melissa Doyle, with David Brown on weather.