Complex sentence: By February 2006, just over three months since its release, their website had been viewed over one million times and the game downloaded over 300,000 times; by July 2006, it had reached 6 million visits and 600,000 downloads.
Split into simpler sentences: By February 2006, just over three months after its release, the website had been viewed over one million times and the game downloaded over 300,000 times. By July 2006, it had reached 6 million visits and 600,000 downloads.