Triple
T3917017
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | LMS Princess Royal Class |
E88865
|
entity |
| Predicate | builtBy |
P972
|
FINISHED |
| Object | LMS Crewe Works |
E88869
|
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: LMS Crewe Works | Statement: [LMS Princess Royal Class, builtBy, LMS Crewe Works]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: LMS Crewe Works Context triple: [LMS Princess Royal Class, builtBy, LMS Crewe Works]
-
A.
Crewe Works
chosen
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.
-
B.
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.
-
C.
Horwich Works
Horwich Works was a major railway locomotive construction and maintenance facility in Horwich, England, historically associated with the Lancashire and Yorkshire Railway.
-
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.
British Rail Engineering Limited
British Rail Engineering Limited was the former engineering subsidiary of British Rail, responsible for designing, building, and maintaining much of the UK’s rolling stock and railway equipment.
- 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_69aed955229881909e85e73ffab1d343 |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aeed5797508190adaddb84575d9bb3 |
completed | March 9, 2026, 3:55 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b52864e0488190ab348a52cb9168b9 |
completed | March 14, 2026, 9:20 a.m. |
Created at: March 9, 2026, 3:22 p.m.