_:vb947311	<http://www.w3.org/2000/01/rdf-schema#label>	"Stars: Planetary systems" .
_:vb947308	<http://www.w3.org/2004/02/skos/core#member>	_:vb947311 .
_:vb947311	<http://www.w3.org/2004/02/skos/core#member>	<http://www.ivoa.net/rdf/Vocabularies/AAkeys#StarsPlanetarySystemsFormation> .
_:vb947311	<http://www.w3.org/2004/02/skos/core#member>	<http://www.ivoa.net/rdf/Vocabularies/AAkeys#StarsPlanetarySystemsProtoplanetaryDisks> .
_:vb947311	<http://www.w3.org/2004/02/skos/core#member>	<http://www.ivoa.net/rdf/Vocabularies/AAkeys#StarsPlanetarySystems> .
_:vb947311	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2004/02/skos/core#Collection> .