Triple
T19394955
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Wien Hauptbahnhof |
E485162
|
entity |
| Predicate | locatedOnLine |
P2409
|
FINISHED |
| Object | Southern Railway (Südbahn) |
—
|
NE NERFINISHED |
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: Southern Railway (Südbahn) | Statement: [Wien Hauptbahnhof, locatedOnLine, Southern Railway (Südbahn)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Southern Railway (Südbahn) Context triple: [Wien Hauptbahnhof, locatedOnLine, Southern Railway (Südbahn)]
-
A.
Southern Railway (Württemberg) (Südbahn)
The Southern Railway (Württemberg) (Südbahn) is a historic railway line in the former Kingdom of Württemberg in Germany, connecting key cities in the region and forming part of an important north–south transport corridor.
-
B.
Südostbahn
Südostbahn is a Swiss railway company that operates regional and suburban train services, including lines within the Zürich S-Bahn network.
-
C.
Rhein-Nahe Railway
The Rhein-Nahe Railway is a German railway line running along the Nahe River, connecting the Rhine Valley with the Saarland region and serving as an important regional and long-distance transport route.
-
D.
Western Railway (Westbahn)
Western Railway (Westbahn) is one of Austria’s main electrified trunk railway lines, connecting Vienna with major cities to the west such as Linz and Salzburg.
-
E.
Südbahn (Southern Railway line)
chosen
The Südbahn (Southern Railway line) is a historic Austrian main railway route that connects Vienna with the Adriatic region, renowned for its pioneering 19th-century alpine engineering and scenic mountain sections.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8e8d5162481909db12435d9535c1a |
completed | April 10, 2026, 12:11 p.m. |
| NER | Named-entity recognition | batch_69e61b47630881909ba390888b8779f6 |
completed | April 20, 2026, 12:25 p.m. |
Created at: April 10, 2026, 1:36 p.m.