This HTML5 document contains 5 embedded RDF statements represented using HTML+Microdata notation.

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PrefixNamespace IRI
rdfshttp://www.w3.org/2000/01/rdf-schema#
n4http://en.wikipedia.org/wiki/Category:
rdfhttp://www.w3.org/1999/02/22-rdf-syntax-ns#
owlhttp://www.w3.org/2002/07/owl#
clgohttp://caligraph.org/ontology/
provhttp://www.w3.org/ns/prov#
xsdhhttp://www.w3.org/2001/XMLSchema#
Subject Item
clgo:Proposed_dual-tube_railway_tunnel
rdfs:subClassOf
clgo:Dual-tube_railway_tunnel
Subject Item
clgo:Dual-tube_railway_tunnel
rdf:type
owl:Class
rdfs:label
Dual-tube railway tunnel
rdfs:subClassOf
clgo:Dual-tube_tunnel
prov:wasDerivedFrom
n4:Dual-tube_railway_tunnels