Triple
T21034283
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nantes–Châteaubriant railway |
E518146
|
entity |
| Predicate | primaryStation |
P394
|
FINISHED |
| Object | Châteaubriant station |
—
|
NE NERFINISHED |
How this triple was built (3 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: Châteaubriant station | Statement: [Nantes–Châteaubriant railway, primaryStation, Châteaubriant station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Châteaubriant station Context triple: [Nantes–Châteaubriant railway, primaryStation, Châteaubriant station]
-
A.
Vitré station
Vitré station is a key regional railway station in the town of Vitré in Brittany, France, serving as an important stop for passenger services between Paris and western France.
-
B.
Saint-Étienne-Châteaucreux station
Saint-Étienne-Châteaucreux station is the main railway station in Saint-Étienne, France, serving as a regional hub for passenger trains connecting the city with Lyon and other destinations.
-
C.
Bar-sur-Aube station
Bar-sur-Aube station is a regional railway station in the commune of Bar-sur-Aube in northeastern France, serving local and regional passenger rail services.
-
D.
Bordeaux-Saint-Jean station
Bordeaux-Saint-Jean station is the main railway hub of Bordeaux in southwestern France, serving as a major high-speed and regional train interchange on the national rail network.
-
E.
Vannes railway station
Vannes railway station is the main passenger rail hub serving the city of Vannes in Brittany, France, providing regional and long-distance train connections.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Châteaubriant station Target entity description: Châteaubriant station is a French railway station in the town of Châteaubriant that serves as a regional transport hub in western France.
-
A.
Vitré station
Vitré station is a key regional railway station in the town of Vitré in Brittany, France, serving as an important stop for passenger services between Paris and western France.
-
B.
Saint-Étienne-Châteaucreux station
Saint-Étienne-Châteaucreux station is the main railway station in Saint-Étienne, France, serving as a regional hub for passenger trains connecting the city with Lyon and other destinations.
-
C.
Bar-sur-Aube station
Bar-sur-Aube station is a regional railway station in the commune of Bar-sur-Aube in northeastern France, serving local and regional passenger rail services.
-
D.
Bordeaux-Saint-Jean station
Bordeaux-Saint-Jean station is the main railway hub of Bordeaux in southwestern France, serving as a major high-speed and regional train interchange on the national rail network.
-
E.
Vannes railway station
Vannes railway station is the main passenger rail hub serving the city of Vannes in Brittany, France, providing regional and long-distance train connections.
- F. None of above. chosen
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_69e0b503275c8190afd9a163f997c709 |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e6fc84b4ac8190bcee5fbba730b499 |
completed | April 21, 2026, 4:26 a.m. |
Created at: April 16, 2026, 2:01 p.m.