Triple
T20481976
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Stuttgart Schwabstraße |
E502477
|
entity |
| Predicate | locatedOnLine |
P2409
|
FINISHED |
| Object |
Verbindungsbahn (Stuttgart S-Bahn trunk line)
Verbindungsbahn is the central underground trunk line of the Stuttgart S-Bahn network, carrying multiple suburban rail routes through Stuttgart’s city center.
|
E1436535
|
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: Verbindungsbahn (Stuttgart S-Bahn trunk line) | Statement: [Stuttgart Schwabstraße, locatedOnLine, Verbindungsbahn (Stuttgart S-Bahn trunk line)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Verbindungsbahn (Stuttgart S-Bahn trunk line) Context triple: [Stuttgart Schwabstraße, locatedOnLine, Verbindungsbahn (Stuttgart S-Bahn trunk line)]
-
A.
Verbindungsbahn (Hamburg)
Verbindungsbahn (Hamburg) is a central railway link in Hamburg that carries key suburban and regional train services through the city center.
-
B.
Stuttgart S-Bahn
The Stuttgart S-Bahn is a rapid transit and commuter rail network serving Stuttgart and its surrounding region in the German state of Baden-Württemberg.
-
C.
Stuttgart–Horb railway
The Stuttgart–Horb railway is a German rail line in the state of Baden-Württemberg that connects the city of Stuttgart with the town of Horb am Neckar and serves as an important regional and commuter route.
-
D.
Stuttgart Stadtbahn
The Stuttgart Stadtbahn is a light rail and tram system serving the city of Stuttgart and its surrounding metropolitan area in Germany.
-
E.
Stuttgart–Aalen railway line
The Stuttgart–Aalen railway line is a regional rail route in the German state of Baden-Württemberg that connects the city of Stuttgart with the town of Aalen, serving passenger and freight traffic across the region.
- 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: Verbindungsbahn (Stuttgart S-Bahn trunk line) Triple: [Stuttgart Schwabstraße, locatedOnLine, Verbindungsbahn (Stuttgart S-Bahn trunk line)]
Generated description
Verbindungsbahn is the central underground trunk line of the Stuttgart S-Bahn network, carrying multiple suburban rail routes through Stuttgart’s city center.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Verbindungsbahn (Stuttgart S-Bahn trunk line) Target entity description: Verbindungsbahn is the central underground trunk line of the Stuttgart S-Bahn network, carrying multiple suburban rail routes through Stuttgart’s city center.
-
A.
Verbindungsbahn (Hamburg)
Verbindungsbahn (Hamburg) is a central railway link in Hamburg that carries key suburban and regional train services through the city center.
-
B.
Stuttgart S-Bahn
The Stuttgart S-Bahn is a rapid transit and commuter rail network serving Stuttgart and its surrounding region in the German state of Baden-Württemberg.
-
C.
Stuttgart–Horb railway
The Stuttgart–Horb railway is a German rail line in the state of Baden-Württemberg that connects the city of Stuttgart with the town of Horb am Neckar and serves as an important regional and commuter route.
-
D.
Stuttgart Stadtbahn
The Stuttgart Stadtbahn is a light rail and tram system serving the city of Stuttgart and its surrounding metropolitan area in Germany.
-
E.
Stuttgart–Aalen railway line
The Stuttgart–Aalen railway line is a regional rail route in the German state of Baden-Württemberg that connects the city of Stuttgart with the town of Aalen, serving passenger and freight traffic across the region.
- 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_69e0b4af32848190aea80682b44d5d6e |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e69b57fa9c819091d12320d46a0cee |
completed | April 20, 2026, 9:32 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a089d2e3d488190bb4e0d497662c371 |
completed | May 16, 2026, 4:37 p.m. |
| NEDg | Description generation | batch_6a08a19bcc20819086f78f18c4cda7f6 |
completed | May 16, 2026, 4:55 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a08a20849d881908dd8bf6e9d84061c |
completed | May 16, 2026, 4:57 p.m. |
Created at: April 16, 2026, 11:34 a.m.