era:functionalInfrastructure/borders/DOB3_ope921 | era:hasAbstraction | era:topology/netElements/DOB3_ne_999 | era:graphs/instances-railml |
era:functionalInfrastructure/borders/DOB3_ope921 | era:hasAbstraction | era:topology/netElements/DOB3_ne_999 | era:graphs/instances-railml |