Triple
T2685838
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chemnitz Stadtbahn |
E57482
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Chemnitzer Verkehrs-AG |
E266456
|
NE FINISHED |
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: Chemnitzer Verkehrs-AG | Statement: [Chemnitz Stadtbahn, operator, Chemnitzer Verkehrs-AG]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chemnitzer Verkehrs-AG Context triple: [Chemnitz Stadtbahn, operator, Chemnitzer Verkehrs-AG]
-
A.
Chemnitzer Verkehrs-AG
chosen
Chemnitzer Verkehrs-AG is the main public transport company in Chemnitz, Germany, operating the city’s tram and bus services.
-
B.
Verkehrsverbund Mittelsachsen
Verkehrsverbund Mittelsachsen is a regional public transport association in central Saxony, Germany, that coordinates and integrates services such as buses, trams, and trains across multiple cities and districts including Chemnitz.
-
C.
Chemnitz Stadtbahn
Chemnitz Stadtbahn is a light rail and tram-train system in Chemnitz, Germany, that integrates urban tram lines with regional railway services to provide seamless public transport across the city and surrounding areas.
-
D.
Verkehrs-Aktiengesellschaft Nürnberg
Verkehrs-Aktiengesellschaft Nürnberg is the municipal public transport company responsible for operating Nuremberg’s urban transit network, including its underground rail system.
-
E.
Berliner Verkehrsbetriebe
Berliner Verkehrsbetriebe is Berlin’s main public transport company, operating the city’s extensive network of U-Bahn trains, trams, and buses.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ab4a5028388190a36f3baf1588309e |
completed | March 6, 2026, 9:42 p.m. |
| NER | Named-entity recognition | batch_69abd9ef2fe0819082bbe746ca682a7e |
completed | March 7, 2026, 7:55 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afa07228088190bb4942b3a25c938b |
completed | March 10, 2026, 4:39 a.m. |
Created at: March 6, 2026, 9:54 p.m.