Triple
T22993272
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 455 |
E572112
|
entity |
| Predicate | introducedFor |
P3018
|
FINISHED |
| Object | London and South East sector |
—
|
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 South East sector | Statement: [British Rail Class 455, introducedFor, London and South East sector]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London and South East sector Context triple: [British Rail Class 455, introducedFor, London and South East sector]
-
A.
London and the Midlands
London and the Midlands refers to the capital city of the United Kingdom and the central region of England, a major corridor of economic, industrial, and transport activity.
-
B.
South East England
chosen
South East England is a populous and economically significant region of England known for its historic towns, coastal resorts, and proximity to London.
-
C.
Eastern and Midland Region
The Eastern and Midland Region is one of Ireland’s strategic planning and administrative regions, encompassing Dublin and several surrounding counties including County Carlow.
-
D.
North West London
North West London is a broad area of the capital encompassing a mix of residential suburbs, commercial districts, and green spaces in the northwestern part of Greater London.
-
E.
London–North West
London–North West is a major intercity rail corridor in the United Kingdom linking London with key destinations across the North West of 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_69e245b535808190adef8a9df3c584db |
completed | April 17, 2026, 2:37 p.m. |
| NER | Named-entity recognition | batch_69f182f017a88190b02d0649a3af5d99 |
completed | April 29, 2026, 4:02 a.m. |
Created at: April 17, 2026, 3:50 p.m.