Triple
T19959078
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Castletown Railway Station |
E479763
|
entity |
| Predicate | locatedOn |
P40
|
FINISHED |
| Object | Isle of Man steam railway network |
—
|
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: Isle of Man steam railway network | Statement: [Castletown Railway Station, locatedOn, Isle of Man steam railway network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Isle of Man steam railway network Context triple: [Castletown Railway Station, locatedOn, Isle of Man steam railway network]
-
A.
Isle of Man Railway
chosen
The Isle of Man Railway is a historic narrow-gauge steam railway system on the Isle of Man that operates as a major heritage and tourist attraction.
-
B.
Manx Electric Railway
The Manx Electric Railway is a historic electric tramway on the Isle of Man that runs along the island’s east coast between Douglas and Ramsey, offering scenic coastal transport with vintage rolling stock.
-
C.
Brill Tramway
Brill Tramway was a small rural light railway in Buckinghamshire, England, originally built to serve local agriculture and brickworks and later incorporated into the Metropolitan Railway network before its closure in 1935.
-
D.
Portpatrick Railway
Portpatrick Railway was a 19th-century Scottish railway company that developed lines in southwest Scotland, including the route serving Stranraer.
-
E.
Isle of Wight Railway
The Isle of Wight Railway was a historic railway company that operated much of the rail network on England’s Isle of Wight before its lines were absorbed into larger railway systems.
- 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_69d8e523c19881909f9197037200dde6 |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e65af2c3548190a44f972a1bd33256 |
completed | April 20, 2026, 4:57 p.m. |
Created at: April 10, 2026, 1:54 p.m.