Complex sentence: The "Gürtel case" is an ongoing political corruption scandal in Spain, which takes its name from one of the principal suspects, Francisco Correa (Correa means belt in English, Gürtel in German).
Split into simpler sentences: The "Gürtel case" is an ongoing political corruption scandal in Spain. The name of the investigative operation, Gürtel, refers to one of the principal suspects, Francisco Correa (Correa means "belt" in English, "Gürtel" in German).