Complex sentence: Rosenborg Castle (Dan. "Rosenborg Slot") is a small palace in the center of Copenhagen, Denmark, that houses a museum of cultural treasures such as the Crown Jewels and the Danish Crown Regalia.
Split into simpler sentences: Rosenborg Castle (Danish: "Rosenborg Slot") is a small palace in the center of Copenhagen, Denmark. The castle houses a museum of cultural treasures such as the Crown Jewels and the Danish Crown Regalia.