era:functionalInfrastructure/borders/DOB1_ope978 | era:hasAbstraction | era:topology/netElements/DOB1_ne_976 | era:graphs/instances-railml |
era:functionalInfrastructure/borders/DOB1_ope978 | era:hasAbstraction | era:topology/netElements/DOB1_ne_976 | era:graphs/instances-railml |