_:b17321	<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#nil> .
_:b17321	<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>	<http://w3id.org/glosis/model/layerhorizon/GL_Horizon> .