Original: In 1067 Carcassonne became the property of Raimond Bernard Trencavel , viscount of Albi and Nîmes , through his marriage with Ermengard , sister of the last count of Carcassonne .
Simplified: In 1067 Carcassonne became the property of Raimond Bernard Trencavel , viscount of Albi and Nîmes .