Triple
T22300135
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Stadler Variobahn |
E551231
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Chemnitz tram system |
—
|
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: Chemnitz tram system | Statement: [Stadler Variobahn, operator, Chemnitz tram system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chemnitz tram system Context triple: [Stadler Variobahn, operator, Chemnitz tram system]
-
A.
Dresden tram network
The Dresden tram network is an extensive urban light rail system serving the German city of Dresden and its suburbs, forming the backbone of the city’s public transportation.
-
B.
Chemnitz Stadtbahn
chosen
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.
-
C.
Chemnitz public transport network
The Chemnitz public transport network is the integrated system of trams, buses, and regional connections serving the city of Chemnitz and its surrounding areas in Germany.
-
D.
Leipzig tram network
The Leipzig tram network is an extensive urban light rail system serving the German city of Leipzig, providing dense public transport coverage and connecting major districts, suburbs, and key hubs like Leipzig Hauptbahnhof.
-
E.
Halle (Saale) tram network
The Halle (Saale) tram network is an extensive urban light rail system serving the city of Halle (Saale), Germany, and its surrounding districts.
- 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_69e11e46c0188190800181a4233f28fe |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f1572399148190853c4e91fcf9f38c |
completed | April 29, 2026, 12:56 a.m. |
Created at: April 16, 2026, 8:41 p.m.