Table for the 2 triples for predicate ns4:zwaartekrachtAanOppervlak in graph http://purl.org/collections/nl/niod/dbpedia_dump.ttl

Subject	Object
?:Io (maan)	"108.60000000000001"^^<http://dbpedia.org/datatype/second>
?:Titan (maan)	"81.0"^^<http://dbpedia.org/datatype/second>