Triple
T18630310
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Douglas urban area |
E455396
|
entity |
| Predicate | hasTramTerminus |
P44637
|
FINISHED |
| Object | Douglas Bay Horse Tramway |
—
|
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: Douglas Bay Horse Tramway | Statement: [Douglas urban area, hasTramTerminus, Douglas Bay Horse Tramway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Douglas Bay Horse Tramway Context triple: [Douglas urban area, hasTramTerminus, Douglas Bay Horse Tramway]
-
A.
Douglas Bay Horse Tramway
chosen
The Douglas Bay Horse Tramway is a historic horse-drawn tram service running along the seafront in Douglas on the Isle of Man, recognized as one of the world's oldest surviving horse tramways.
-
B.
Portpatrick Railway
Portpatrick Railway was a 19th-century Scottish railway company that developed lines in southwest Scotland, including the route serving Stranraer.
-
C.
Harbour Railway
Harbour Railway is a historic dockside railway in Bristol, England, that once served the city’s Floating Harbour and now operates as a heritage line.
-
D.
Taff Vale Railway
Taff Vale Railway was a historic Welsh railway company that played a key role in transporting coal and passengers in South Wales during the 19th and early 20th centuries.
-
E.
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.
- 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_69d8d38cc7948190a55ea64e5638994e |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e54f07fa8481908b2535b8fba70b7e |
completed | April 19, 2026, 9:54 p.m. |
Created at: April 10, 2026, 11:46 a.m.