Triple
T17120407
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | VBZ tram system |
E415449
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Verkehrsbetriebe Zürich |
E390721
|
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: Verkehrsbetriebe Zürich | Statement: [VBZ tram system, operator, Verkehrsbetriebe Zürich]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Verkehrsbetriebe Zürich Context triple: [VBZ tram system, operator, Verkehrsbetriebe Zürich]
-
A.
Verkehrsbetriebe Zürich
chosen
Verkehrsbetriebe Zürich is the municipal public transport operator in Zurich, Switzerland, running the city’s tram, bus, and other urban transit services.
-
B.
Zürcher Verkehrsverbund
Zürcher Verkehrsverbund is the integrated public transport network and fare association for the greater Zurich area, coordinating tickets and services across multiple transport operators.
-
C.
Aargau Verkehr AG
Aargau Verkehr AG is a Swiss public transport company that operates regional rail and tram services in the cantons of Aargau and neighboring areas.
-
D.
Basel SBB
Basel SBB is the main Swiss railway station in Basel and one of Europe’s busiest international rail hubs, connecting Switzerland with France, Germany, and other destinations.
-
E.
Berner Oberland-Bahnen AG
Berner Oberland-Bahnen AG is a Swiss railway company that operates regional and tourist rail services in the Bernese Oberland region, including routes to popular alpine destinations.
- 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_69d886d090cc8190a39cb94992586905 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3e8092b548190b45c1695be47edc2 |
completed | April 18, 2026, 8:22 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a013a0e11108190bfcf858142aa9ff3 |
completed | May 11, 2026, 2:08 a.m. |
Created at: April 10, 2026, 5:36 a.m.