Triple
T11646997
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | U1 (Vienna U-Bahn) |
E276799
|
entity |
| Predicate | extension |
P11869
|
FINISHED |
| Object |
Leopoldau extension
The Leopoldau extension is a northern expansion of Vienna’s U1 underground line that extended service into the Leopoldau district.
|
E938853
|
NE FINISHED |
How this triple was built (4 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: Leopoldau extension | Statement: [U1 (Vienna U-Bahn), extension, Leopoldau extension]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Leopoldau extension Context triple: [U1 (Vienna U-Bahn), extension, Leopoldau extension]
-
A.
Leopold Quarter
Leopold Quarter is a prominent business and administrative district in Brussels, Belgium, known for hosting key European Union institutions and offices.
-
B.
Schubertring
Schubertring is a section of Vienna’s historic Ringstrasse boulevard, known for its elegant 19th-century architecture and proximity to major cultural landmarks.
-
C.
Leopoldplatz
Leopoldplatz is a major public square and important transport hub in Berlin’s Wedding district, served by multiple U-Bahn lines and numerous bus routes.
-
D.
Aspernstraße U-Bahn station
Aspernstraße U-Bahn station is a Vienna U-Bahn station serving the Aspern district as a key public transport hub in the city’s eastern area.
-
E.
Leopoldshöhe
Leopoldshöhe is a municipality in the district of Lippe in North Rhine-Westphalia, Germany, known as a residential community near the city of Bielefeld.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Leopoldau extension Triple: [U1 (Vienna U-Bahn), extension, Leopoldau extension]
Generated description
The Leopoldau extension is a northern expansion of Vienna’s U1 underground line that extended service into the Leopoldau district.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Leopoldau extension Target entity description: The Leopoldau extension is a northern expansion of Vienna’s U1 underground line that extended service into the Leopoldau district.
-
A.
Leopold Quarter
Leopold Quarter is a prominent business and administrative district in Brussels, Belgium, known for hosting key European Union institutions and offices.
-
B.
Schubertring
Schubertring is a section of Vienna’s historic Ringstrasse boulevard, known for its elegant 19th-century architecture and proximity to major cultural landmarks.
-
C.
Leopoldplatz
Leopoldplatz is a major public square and important transport hub in Berlin’s Wedding district, served by multiple U-Bahn lines and numerous bus routes.
-
D.
Aspernstraße U-Bahn station
Aspernstraße U-Bahn station is a Vienna U-Bahn station serving the Aspern district as a key public transport hub in the city’s eastern area.
-
E.
Leopoldshöhe
Leopoldshöhe is a municipality in the district of Lippe in North Rhine-Westphalia, Germany, known as a residential community near the city of Bielefeld.
- F. None of above. chosen
Provenance (5 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_69ee87f903c48190b9055ad4cfebb1e1 |
completed | April 26, 2026, 9:47 p.m. |
| NEDg | Description generation | batch_69eeb314eef0819091a949bbfc820ee9 |
completed | April 27, 2026, 12:51 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69eee9a79d348190bb3e15f0d37b9d57 |
completed | April 27, 2026, 4:44 a.m. |
Created at: April 8, 2026, 9:39 p.m.