Triple
T19222289
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Rennie family engineering firm |
E480646
|
entity |
| Predicate | notableWork |
P4
|
FINISHED |
| Object | London and Croydon Railway works |
—
|
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: London and Croydon Railway works | Statement: [Rennie family engineering firm, notableWork, London and Croydon Railway works]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London and Croydon Railway works Context triple: [Rennie family engineering firm, notableWork, London and Croydon Railway works]
-
A.
London and Croydon Railway
chosen
The London and Croydon Railway was an early 19th-century British railway company that operated one of the first mainline routes in the London area, later becoming part of the Southern Railway network.
-
B.
Eastleigh Works
Eastleigh Works is a major railway engineering and maintenance facility in Eastleigh, England, historically known for building, repairing, and overhauling locomotives and rolling stock.
-
C.
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.
-
D.
Croydon, Merstham and Godstone Railway
The Croydon, Merstham and Godstone Railway was an early 19th-century horse-drawn plateway in southern England that extended the route of the pioneering Surrey Iron Railway to serve quarries and local industry in Surrey.
-
E.
Swindon Works
Swindon Works was a major railway engineering and locomotive manufacturing facility of the Great Western Railway in Swindon, England.
- 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_69d8e8ccb8f48190ad420098e74fb1db |
completed | April 10, 2026, 12:10 p.m. |
| NER | Named-entity recognition | batch_69e5fa94aed081909045cfed8edc6039 |
completed | April 20, 2026, 10:06 a.m. |
Created at: April 10, 2026, 1:24 p.m.