Triple
T20892394
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hanover Stadtbahn |
E514439
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Üstra Hannoversche Verkehrsbetriebe |
—
|
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: Üstra Hannoversche Verkehrsbetriebe | Statement: [Hanover Stadtbahn, operator, Üstra Hannoversche Verkehrsbetriebe]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Üstra Hannoversche Verkehrsbetriebe Context triple: [Hanover Stadtbahn, operator, Üstra Hannoversche Verkehrsbetriebe]
-
A.
Üstra Hannoversche Verkehrsbetriebe
chosen
Üstra Hannoversche Verkehrsbetriebe is the main public transport company in Hanover, Germany, operating the city’s trams and buses.
-
B.
S-Bahn Hamburg GmbH
S-Bahn Hamburg GmbH is the company that operates Hamburg’s suburban rapid transit rail network within the German railway system.
-
C.
Berliner Verkehrsbetriebe
Berliner Verkehrsbetriebe is Berlin’s main public transport company, operating the city’s extensive network of U-Bahn trains, trams, and buses.
-
D.
Hamburger Verkehrsverbund
Hamburger Verkehrsverbund is the integrated public transport association serving Hamburg and its surrounding metropolitan region in northern Germany.
-
E.
Abellio Rail Mitteldeutschland
Abellio Rail Mitteldeutschland is a German regional railway operator providing passenger train services in the central Germany area.
- 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_69e0b4f7ebe48190952a85547a0f31a1 |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6d05f0bec8190a296db546bd34114 |
completed | April 21, 2026, 1:18 a.m. |
Created at: April 16, 2026, 12:46 p.m.