Complex sentence: In 2005, she appeared on the programme "Cold Turkey", which documented her attempts to quit smoking cigarettes; she later became a representative for a smoking cessation program called "SOS Instant Quit Programme".
Split into simpler sentences: In 2005, she appeared on the programme "Cold Turkey", which documented her attempts to quit smoking cigarettes. She later became a representative for a smoking cessation program called "SOS Instant Quit Programme".