Triple
T11646968
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | U1 (Vienna U-Bahn) |
E276799
|
entity |
| Predicate | system |
P730
|
FINISHED |
| Object | Vienna U-Bahn |
E939191
|
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: Vienna U-Bahn | Statement: [U1 (Vienna U-Bahn), system, Vienna U-Bahn]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Vienna U-Bahn Context triple: [U1 (Vienna U-Bahn), system, Vienna U-Bahn]
-
A.
Vienna S-Bahn
The Vienna S-Bahn is a suburban rail network serving Vienna and its surrounding regions, providing frequent commuter connections that integrate with the city’s public transport system.
-
B.
Vienna U-Bahn network
chosen
The Vienna U-Bahn network is the rapid transit system serving Austria’s capital, consisting of multiple underground lines that form the backbone of public transportation in Vienna.
-
C.
Vienna U1 line
The Vienna U1 line is one of the main lines of the Vienna U-Bahn rapid transit system, running in a north–south direction and connecting several key districts and transport hubs across the city.
-
D.
Vienna U2 line
The Vienna U2 line is one of the city’s main underground metro lines, running across central districts including Leopoldstadt and connecting key cultural, residential, and event areas.
-
E.
Vienna tramway network
The Vienna tramway network is an extensive and historic urban light rail system in Austria’s capital, forming a core part of the city’s public transportation.
- 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_69d6aafbb3c081908a9cdb4ecb8d981d |
completed | April 8, 2026, 7:22 p.m. |
| NER | Named-entity recognition | batch_69d8a2cc8bfc8190a063cc37de9596a9 |
completed | April 10, 2026, 7:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f0191ced188190b79de079b6890221 |
completed | April 28, 2026, 2:19 a.m. |
Created at: April 8, 2026, 9:39 p.m.