Triple
T22300130
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Stadler Variobahn |
E551231
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Berlin 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: Berlin tram system | Statement: [Stadler Variobahn, operator, Berlin tram system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Berlin tram system Context triple: [Stadler Variobahn, operator, Berlin tram system]
-
A.
Berlin tram
chosen
The Berlin tram is an extensive light rail network serving many districts of Germany’s capital, particularly in the eastern parts of the city, and forms a key component of its public transport system.
-
B.
Munich tram network
The Munich tram network is an extensive street-level light rail system that complements the city’s U-Bahn and S-Bahn by providing dense urban coverage across Munich.
-
C.
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.
-
D.
Bernmobil tram network
The Bernmobil tram network is the urban tramway system serving the city of Bern, Switzerland, operated by the municipal public transport company Bernmobil.
-
E.
Potsdam tram network
The Potsdam tram network is an urban light rail system serving the city of Potsdam, Germany, providing key public transportation links between its historic center, residential districts, and surrounding areas.
- 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.