skos:altLabel | - Bulgaria
- Railway service
- BDZ
- national railway system
- BDŽ
- Balgarski Darschawni Schelesnizi
- Bulgarian Railways
- Bulgarian railway line
- Bulgarian_State_Railways
- Bulgarski Durzhavni Zheleznitsi
- Ministry of Railways, Post Offices and Telegraphs
- Ruse-Varna
- state railway service
- Български държавни железници
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