Triple
T25144465
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Llandaf railway station |
E629893
|
entity |
| Predicate | hasRegionalRailAuthority |
P45263
|
FINISHED |
| Object | Transport for Wales |
—
|
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: Transport for Wales | Statement: [Llandaf railway station, hasRegionalRailAuthority, Transport for Wales]
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasRegionalRailAuthority Context triple: [Llandaf railway station, hasRegionalRailAuthority, Transport for Wales]
-
A.
isRegionalRailwayHub
Indicates that a location functions as a central node in a regional railway network, where multiple rail lines converge or are coordinated.
-
B.
isNationalRailwaySystemOf
Indicates that one entity functions as the official national railway system serving and operating within the territory of another entity.
-
C.
hasLocalRailOperator
chosen
Indicates that a specified rail operator is responsible for providing local or regional rail services within a particular area or network.
-
D.
hasNationalRailCategory
Indicates that an entity is assigned a specific classification or category within a national rail system.
-
E.
hasNationalRailService
Indicates that a place or facility is served by a country's national rail transportation network.
- F. None of above.
Provenance (3 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_69e2ff349e408190a6f4a5a66279f54d |
completed | April 18, 2026, 3:49 a.m. |
| NER | Named-entity recognition | batch_69f7117e55908190a67105e92bc4830f |
completed | May 3, 2026, 9:12 a.m. |
| PD | Predicate disambiguation | batch_69f70f380690819090cc34763ba460ed |
completed | May 3, 2026, 9:02 a.m. |
Created at: April 18, 2026, 6:29 a.m.