Triple
T18459615
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ahr Valley Railway |
E450996
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | DB Regio |
—
|
NE NERFINISHED |
How this triple was built (2 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: DB Regio | Statement: [Ahr Valley Railway, operator, DB Regio]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: DB Regio Context triple: [Ahr Valley Railway, operator, DB Regio]
-
A.
DB Regio
chosen
DB Regio is a division of Germany’s national railway company that operates most of the country’s regional and local passenger train services.
-
B.
DB Regio Bayern
DB Regio Bayern is the regional rail division of Deutsche Bahn responsible for operating local passenger train services throughout the German state of Bavaria.
-
C.
DB Regio Bus
DB Regio Bus is the regional and local bus transport division of Deutsche Bahn, operating extensive bus services across Germany.
-
D.
DSB regional trains
DSB regional trains are Denmark’s regional rail services operated by DSB, connecting cities and towns across the country with frequent, medium-distance passenger routes.
-
E.
DB Netz (for most lines)
DB Netz is the rail infrastructure division of Deutsche Bahn responsible for operating and maintaining most of Germany’s railway network.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69d8d38345688190b565eac2e4cd7935 |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e52a7cdb5c8190a399f0e4052f7d1f |
completed | April 19, 2026, 7:18 p.m. |
Created at: April 10, 2026, 11:33 a.m.