Triple
T22236432
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 323 |
E549604
|
entity |
| Predicate | usedOn |
P2367
|
FINISHED |
| Object | Manchester suburban network |
—
|
NE NERFINISHED |
How this triple was built (3 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: Manchester suburban network | Statement: [British Rail Class 323, usedOn, Manchester suburban network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Manchester suburban network Context triple: [British Rail Class 323, usedOn, Manchester suburban network]
-
A.
Great Northern suburban network
The Great Northern suburban network is a commuter rail system serving suburban areas north of London, operated as part of the Great Northern franchise.
-
B.
London suburban rail network
The London suburban rail network is a system of commuter railway lines serving Greater London and its surrounding areas, providing frequent local services that connect central London terminals with suburban districts and nearby towns.
-
C.
Bristol suburban rail network
The Bristol suburban rail network is a local passenger rail system serving Bristol and its surrounding areas, providing frequent commuter and regional services on routes such as the Severn Beach Line.
-
D.
Southern Region suburban network
The Southern Region suburban network was the dense system of commuter rail services in and around London operated by British Rail’s Southern Region, known for its extensive third-rail electrification and frequent suburban services.
-
E.
Suburban Line
The Suburban Line is a commuter rail branch of Metra’s Rock Island District serving Chicago-area suburbs.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Manchester suburban network Target entity description: The Manchester suburban network is a commuter rail system serving the Greater Manchester area, connecting the city centre with its surrounding towns and suburbs.
-
A.
Great Northern suburban network
The Great Northern suburban network is a commuter rail system serving suburban areas north of London, operated as part of the Great Northern franchise.
-
B.
London suburban rail network
The London suburban rail network is a system of commuter railway lines serving Greater London and its surrounding areas, providing frequent local services that connect central London terminals with suburban districts and nearby towns.
-
C.
Bristol suburban rail network
The Bristol suburban rail network is a local passenger rail system serving Bristol and its surrounding areas, providing frequent commuter and regional services on routes such as the Severn Beach Line.
-
D.
Southern Region suburban network
The Southern Region suburban network was the dense system of commuter rail services in and around London operated by British Rail’s Southern Region, known for its extensive third-rail electrification and frequent suburban services.
-
E.
Suburban Line
The Suburban Line is a commuter rail branch of Metra’s Rock Island District serving Chicago-area suburbs.
- F. None of above. chosen
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_69e11e4102b881909cf47d3768e25c19 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f12bf7b1d8819091087dcfdb2e967c |
completed | April 28, 2026, 9:51 p.m. |
Created at: April 16, 2026, 8:38 p.m.