Table for the 6 triples with object "Roer" sorted by label

Subject	Predicate
?:Berg (land)	ns4:na
?:Hertogdom Kleef	ns4:na
niod:Roer	skos:preferred label
?:Roer	ns17:name
niod:Roer	skos:preferred label
?:Rur	ns17:alternateName