Triple
T22993258
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 455 |
E572112
|
entity |
| Predicate | primaryAreaOfOperation |
P52790
|
FINISHED |
| Object | South Western Main Line suburban routes |
—
|
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: South Western Main Line suburban routes | Statement: [British Rail Class 455, primaryAreaOfOperation, South Western Main Line suburban routes]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: South Western Main Line suburban routes Context triple: [British Rail Class 455, primaryAreaOfOperation, South Western Main Line suburban routes]
-
A.
South West Main Line suburban branches
chosen
The South West Main Line suburban branches are a network of commuter rail lines in southwest London and Surrey that provide local passenger services connecting various suburban towns to central London.
-
B.
South West Main Line
The South West Main Line is a major railway route in southern England that connects London Waterloo with key towns and cities in Surrey, Hampshire, and Dorset.
-
C.
Great Western Main Line suburban section between Bristol and Bath
The Great Western Main Line suburban section between Bristol and Bath is a busy commuter rail corridor in southwest England linking the cities of Bristol and Bath with frequent local passenger services.
-
D.
Manchester suburban network
The Manchester suburban network is a commuter rail system serving the Greater Manchester area, connecting the city centre with its surrounding towns and suburbs.
-
E.
Northern Main Line
The Northern Main Line is a major Swedish railway route that runs through central and northern Sweden, connecting Stockholm with key inland and northern regions.
- 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.