Complex sentence: Roland Grapow, present in the band since 1989, and Uli Kusch from 1994, decided to form a side project and shortly after this decision, both were fired from their long-time job in Helloween.
Split into simpler sentences: Roland Grapow, present in the band since 1989, and Uli Kusch from 1994, decided to form a side project. Shortly after this decision, both were fired from their long-time job in Helloween.