Question: Ranulf I, was the count of Caiazzo in the Principality of Capua from about 1078, he also brought the formerly Lombard counties of Alife, Telese and Sant'Agata dei Goti and the castles of Airola and Tocco Caudio under his control, dominating the region between Capua and which city and "comune" of Campania, Italy, capital of the province of Benevento, 50 km northeast of Naples?
Sentence (from "Ranulf I of Caiazzo"): Ranulf I (also spelled Rainulf or Raynulf; died 1088) was the count of Caiazzo in the Principality of Capua from about 1078.
Relevant evidence: No