Triple
T11081080
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 50 |
E261993
|
entity |
| Predicate | builder |
P3143
|
FINISHED |
| Object | English Electric Vulcan Foundry |
E888999
|
NE FINISHED |
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: English Electric Vulcan Foundry | Statement: [British Rail Class 50, builder, English Electric Vulcan Foundry]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: English Electric Vulcan Foundry Context triple: [British Rail Class 50, builder, English Electric Vulcan Foundry]
-
A.
English Electric Vulcan Foundry
chosen
English Electric Vulcan Foundry was a major British locomotive and rolling stock manufacturer known for producing a wide range of diesel and electric locomotives for British Rail and international railways.
-
B.
LMS Vulcan Foundry
LMS Vulcan Foundry was a major British locomotive manufacturing company renowned for producing steam engines for railways in the UK and abroad.
-
C.
Clark Mills foundry
Clark Mills foundry was the 19th-century American metalworking facility operated by sculptor Clark Mills, known for casting prominent bronze sculptures and monuments in Washington, D.C.
-
D.
Stratford Works
Stratford Works was a major railway engineering and maintenance facility in Stratford, London, historically significant for building and servicing locomotives and rolling stock.
-
E.
Doncaster Works
Doncaster Works is a historic British railway engineering and locomotive-building facility in Doncaster, England, long associated with the construction and maintenance of notable steam locomotives.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d6aa9983c08190b0ef61603b69feac |
completed | April 8, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69d79996d9408190b159d14b23c25ed1 |
completed | April 9, 2026, 12:20 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e3e789d7248190a40de0bdda539f45 |
completed | April 18, 2026, 8:20 p.m. |
Created at: April 8, 2026, 9:27 p.m.