Triple
T6133621
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Leopoldstadt |
E136778
|
entity |
| Predicate | hasPublicTransport |
P1288
|
FINISHED |
| Object |
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.
|
E573842
|
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: Vienna U2 line | Statement: [Leopoldstadt, hasPublicTransport, Vienna U2 line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Vienna U2 line Context triple: [Leopoldstadt, hasPublicTransport, Vienna U2 line]
-
A.
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.
-
B.
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.
-
C.
Vienna–Gänserndorf railway line
The Vienna–Gänserndorf railway line is a regional rail route in eastern Austria that connects Vienna with the town of Gänserndorf and serves as part of the commuter network for the surrounding area.
-
D.
Vienna U-Bahn line U3
Vienna U-Bahn line U3 is a major east–west underground metro line in Vienna, Austria, connecting residential districts with the city center and key transport hubs.
-
E.
Budapest Metro Line 2
Budapest Metro Line 2 is one of the main rapid transit lines in Budapest, running east–west across the city and connecting key central and suburban areas.
- 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: Vienna U2 line Triple: [Leopoldstadt, hasPublicTransport, Vienna U2 line]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Vienna U2 line Target entity description: 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.
-
A.
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.
-
B.
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.
-
C.
Vienna–Gänserndorf railway line
The Vienna–Gänserndorf railway line is a regional rail route in eastern Austria that connects Vienna with the town of Gänserndorf and serves as part of the commuter network for the surrounding area.
-
D.
Vienna U-Bahn line U3
Vienna U-Bahn line U3 is a major east–west underground metro line in Vienna, Austria, connecting residential districts with the city center and key transport hubs.
-
E.
Budapest Metro Line 2
Budapest Metro Line 2 is one of the main rapid transit lines in Budapest, running east–west across the city and connecting key central and suburban areas.
- 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_69c008a179388190a3b5a081bbf46d55 |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c05c7f34d081909e589b201b22be21 |
completed | March 22, 2026, 9:17 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c1416e8fa8819092bf830cbaa56647 |
completed | March 23, 2026, 1:34 p.m. |
| NEDg | Description generation | batch_69c1435517148190a35a7e4881399c8a |
completed | March 23, 2026, 1:42 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c143b76bc4819096c36024e72c8df2 |
completed | March 23, 2026, 1:44 p.m. |
Created at: March 22, 2026, 4:15 p.m.