Complex sentence: They then started working on another programming language called BuRg3r but, just like ChezBuRg3r it was scrapped just before it's newest release, BuRg3r 3.
Split into simpler sentences: They then started working on another programming language called BuRg3r. Just like ChezBuRg3r it was scrapped just before it's newest release, BuRg3r 3.