Triple
T19450009
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fell centre rail system |
E486590
|
entity |
| Predicate | namedAfter |
P63
|
FINISHED |
| Object | John Barraclough Fell |
—
|
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: John Barraclough Fell | Statement: [Fell centre rail system, namedAfter, John Barraclough Fell]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: John Barraclough Fell Context triple: [Fell centre rail system, namedAfter, John Barraclough Fell]
-
A.
John Barraclough Fell
chosen
John Barraclough Fell was a 19th-century British engineer best known for pioneering innovative mountain railway systems and specialized locomotive technologies.
-
B.
George Lapworth
George Lapworth was a British geologist known for his pioneering work in stratigraphy and the use of graptolites to date and correlate Paleozoic rock formations.
-
C.
Wilfred Buckland
Wilfred Buckland was an influential early Hollywood art director and production designer known for shaping the visual style of major silent-era films.
-
D.
Robert Buckland
Robert Buckland is a British Conservative politician and barrister who has served as a Member of Parliament and held senior government roles including Secretary of State for Justice.
-
E.
Lottie Lyell
Lottie Lyell was a pioneering Australian silent film actress, screenwriter, editor, and filmmaker, widely regarded as one of the country’s first major female cinema artists.
- 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_69d8e8d7ad488190a3373045029b0f3b |
completed | April 10, 2026, 12:11 p.m. |
| NER | Named-entity recognition | batch_69e6338caeb48190aeb1d511996984e3 |
completed | April 20, 2026, 2:09 p.m. |
Created at: April 10, 2026, 1:38 p.m.