_:b17730	<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#nil> .
_:b17730	<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>	<http://qudt.org/vocab/quantitykind/Depth> .