| skosConcept | prefLabel | altLabel |
|---|---|---|
| http://data.europa.eu/949/concepts/train-detection-specific-checks/rinf/10 | "Direct current Track circuit" |
|
| http://data.europa.eu/949/concepts/train-detection-specific-checks/rinf/20 | "50Hz Track circuit" |
|
| http://data.europa.eu/949/concepts/train-detection-specific-checks/rinf/30 | "Zp30K / Zp30H" |