Triple
T21272961
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Zurich–Baden railway line |
E524312
|
entity |
| Predicate | originalOperator |
P179
|
FINISHED |
| Object | Swiss Northern Railway |
—
|
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: Swiss Northern Railway | Statement: [Zurich–Baden railway line, originalOperator, Swiss Northern Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Swiss Northern Railway Context triple: [Zurich–Baden railway line, originalOperator, Swiss Northern Railway]
-
A.
Schweizerische Centralbahn
Schweizerische Centralbahn was a 19th-century Swiss railway company that operated key lines in northern and central Switzerland before being absorbed into the national railway system.
-
B.
Schweizerische Nordwestbahn
Schweizerische Nordwestbahn was a former Swiss railway company that operated in northwestern Switzerland before being absorbed into the national rail system.
-
C.
Swiss Federal Railways
Swiss Federal Railways is Switzerland’s national railway company, responsible for operating the majority of the country’s passenger and freight rail services and managing much of its rail infrastructure.
-
D.
Schweizerische Nordostbahn
chosen
Schweizerische Nordostbahn was a major 19th-century Swiss private railway company that operated in northeastern Switzerland before being nationalized into the Swiss Federal Railways.
-
E.
Rhätische Bahn railway
The Rhätische Bahn railway is a Swiss narrow-gauge mountain railway network in the canton of Graubünden, renowned for its scenic alpine routes and UNESCO-listed lines.
- 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_69e0b516293c819089458ea2ec85f85e |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e73654ba148190a2eb0a06363cbd0b |
completed | April 21, 2026, 8:33 a.m. |
Created at: April 16, 2026, 4:01 p.m.