<http://caligraph.org/ontology/Grand_Slam_singles_champion_in_Open_Era_with_age_of_first_title>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Grand_Slam_singles_champion_in_Open_Era_with_age_of_first_title>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://www.w3.org/2002/07/owl#Thing> .
<http://caligraph.org/ontology/Grand_Slam_singles_champion_in_Open_Era_with_age_of_first_title>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_Grand_Slam_singles_champions_in_Open_Era_with_age_of_first_title> .
<http://caligraph.org/ontology/Grand_Slam_singles_champion_in_Open_Era_with_age_of_first_title>	<http://www.w3.org/2000/01/rdf-schema#label>	"Grand Slam singles champion in Open Era with age of first title" .