<http://dbpedia.org/resource/NASA_Astronaut_Group_21>	<http://www.w3.org/2000/01/rdf-schema#comment>	"NASA Astronaut Group 21 (nicknamed the \"8 Balls\" ) is a group of eight astronauts selected in June 2013."@en .
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<http://dbpedia.org/resource/NASA_Astronaut_Group_21>	<http://xmlns.com/foaf/0.1/depiction>	<http://commons.wikimedia.org/wiki/Special:FilePath/Introducing_the_2013_Astronaut_Class.jpg> .