Triple
T19149345
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | West Somerset Railway |
E468761
|
entity |
| Predicate | hasDepot |
P2413
|
FINISHED |
| Object | Minehead locomotive depot |
—
|
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: Minehead locomotive depot | Statement: [West Somerset Railway, hasDepot, Minehead locomotive depot]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Minehead locomotive depot Context triple: [West Somerset Railway, hasDepot, Minehead locomotive depot]
-
A.
Stockport depot
Stockport depot is a major bus operating and maintenance facility in Stockport used by Stagecoach Manchester for its local and regional services.
-
B.
Bow railway works
Bow railway works was a major 19th- and early 20th-century railway engineering and maintenance facility in Bow, East London, serving as an important hub for locomotive and rolling stock construction and repair.
-
C.
Dunkirk locomotive works
Dunkirk locomotive works was a locomotive manufacturing facility in Dunkirk, New York, known for producing steam locomotives in the late 19th and early 20th centuries.
-
D.
Swindon Works
Swindon Works was a major railway engineering and locomotive manufacturing facility of the Great Western Railway in Swindon, England.
-
E.
Crewe Works
Crewe Works is a historic railway engineering and manufacturing facility in Crewe, England, renowned for building and maintaining locomotives and rolling stock since the 19th century.
- 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: Minehead locomotive depot Target entity description: Minehead locomotive depot is a heritage railway facility in Minehead, Somerset, serving as the main engine shed and maintenance base for the West Somerset Railway’s steam and diesel locomotives.
-
A.
Stockport depot
Stockport depot is a major bus operating and maintenance facility in Stockport used by Stagecoach Manchester for its local and regional services.
-
B.
Bow railway works
Bow railway works was a major 19th- and early 20th-century railway engineering and maintenance facility in Bow, East London, serving as an important hub for locomotive and rolling stock construction and repair.
-
C.
Dunkirk locomotive works
Dunkirk locomotive works was a locomotive manufacturing facility in Dunkirk, New York, known for producing steam locomotives in the late 19th and early 20th centuries.
-
D.
Swindon Works
Swindon Works was a major railway engineering and locomotive manufacturing facility of the Great Western Railway in Swindon, England.
-
E.
Crewe Works
Crewe Works is a historic railway engineering and manufacturing facility in Crewe, England, renowned for building and maintaining locomotives and rolling stock since the 19th century.
- 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_69d8dd084ff48190ac0f8c46ee722629 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5e97c42348190875a2f5b5bc0b99e |
completed | April 20, 2026, 8:53 a.m. |
Created at: April 10, 2026, 12:06 p.m.