Complex sentence: She states that when the virus infected the Hybrid on the infected Basestar, it caused the Centurions to shut down; however, several instances show that Centurions can function independently even when no Basestars or humanoid models are there to command them.
Split into simpler sentences: She states that when the virus infected the Hybrid on the infected Basestar, it caused the Centurions to shut down. However, several instances show that Centurions can function independently even when no Basestars or humanoid models are there to command them.