Triple
T22326847
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Duewag |
E551922
|
entity |
| Predicate | majorCustomer |
P927
|
FINISHED |
| Object | Düsseldorf Stadtwerke (Rheinbahn) |
—
|
NE NERFINISHED |
How this triple was built (3 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: Düsseldorf Stadtwerke (Rheinbahn) | Statement: [Duewag, majorCustomer, Düsseldorf Stadtwerke (Rheinbahn)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Düsseldorf Stadtwerke (Rheinbahn) Context triple: [Duewag, majorCustomer, Düsseldorf Stadtwerke (Rheinbahn)]
-
A.
Düsseldorf Rheinbahn tram network
The Düsseldorf Rheinbahn tram network is the city’s extensive urban light rail and tram system, providing core public transport services across Düsseldorf and its surrounding areas.
-
B.
Stadtbahn Rhein-Wupper
Stadtbahn Rhein-Wupper is a regional light rail and tram network in North Rhine-Westphalia, Germany, serving cities in the Rhine and Wupper river areas.
-
C.
Stadtbahn Duisburg
Stadtbahn Duisburg is a light rail and tram system serving the city of Duisburg, Germany, as part of the Rhine-Ruhr urban transit network.
-
D.
Dortmund Stadtbahn
The Dortmund Stadtbahn is a light rail and rapid transit network serving the city of Dortmund and its surrounding areas in Germany.
-
E.
Rheinbahn
Rheinbahn is a railway line in Germany that serves as a regional connection through the Rhine area, linking towns such as Rastatt.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Düsseldorf Stadtwerke (Rheinbahn) Target entity description: Düsseldorf Stadtwerke (Rheinbahn) is the main public transport operator in Düsseldorf, Germany, running the city’s tram, bus, and light rail services.
-
A.
Düsseldorf Rheinbahn tram network
chosen
The Düsseldorf Rheinbahn tram network is the city’s extensive urban light rail and tram system, providing core public transport services across Düsseldorf and its surrounding areas.
-
B.
Stadtbahn Rhein-Wupper
Stadtbahn Rhein-Wupper is a regional light rail and tram network in North Rhine-Westphalia, Germany, serving cities in the Rhine and Wupper river areas.
-
C.
Stadtbahn Duisburg
Stadtbahn Duisburg is a light rail and tram system serving the city of Duisburg, Germany, as part of the Rhine-Ruhr urban transit network.
-
D.
Dortmund Stadtbahn
The Dortmund Stadtbahn is a light rail and rapid transit network serving the city of Dortmund and its surrounding areas in Germany.
-
E.
Rheinbahn
Rheinbahn is a railway line in Germany that serves as a regional connection through the Rhine area, linking towns such as Rastatt.
- F. None of above.
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_69e11e482f788190b78d1588fc26d606 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f157693460819087c165481eb9e128 |
completed | April 29, 2026, 12:57 a.m. |
Created at: April 16, 2026, 8:42 p.m.