Triple
T6631388
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Retford |
E149932
|
entity |
| Predicate | railwayLineServedBy |
P848
|
FINISHED |
| Object | East Coast Main Line |
E40678
|
NE FINISHED |
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: East Coast Main Line | Statement: [Retford, railwayLineServedBy, East Coast Main Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: East Coast Main Line Context triple: [Retford, railwayLineServedBy, East Coast Main Line]
-
A.
East Coast Main Line
chosen
The East Coast Main Line is a major high-speed railway route in the United Kingdom that runs between London and Edinburgh, serving numerous key cities and regions along the east side of the country.
-
B.
Great Eastern Main Line
The Great Eastern Main Line is a major railway route in England connecting London with key towns and cities in Essex, Suffolk, and Norfolk.
-
C.
East Coastway Line
The East Coastway Line is a major railway route in East Sussex, England, running along the south coast and connecting Brighton and Lewes with coastal towns such as Eastbourne and Hastings.
-
D.
South Eastern Main Line
The South Eastern Main Line is a major railway route in southeast England connecting London with key towns in Kent and the surrounding region.
-
E.
West Anglia Main Line
The West Anglia Main Line is a major railway route in eastern England that connects London with Cambridge and other destinations in the East of England.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: railwayLineServedBy Context triple: [Retford, railwayLineServedBy, East Coast Main Line]
-
A.
railwayTypeServed
Indicates the type of railway system or service that a given entity (such as a station, line, or facility) is designed to serve or accommodate.
-
B.
transportationServedBy
Indicates that a transportation facility, route, or area is provided service or coverage by a specific transportation provider or mode.
-
C.
railwayLine
chosen
Indicates that there is a railway line connection or route associated with or passing through the referenced entity.
-
D.
railServicesTo
Indicates that rail transportation services operate from one location to another specified destination.
-
E.
lineServed
Indicates that a particular transportation line (such as a bus, train, or metro line) provides service to or is operated at a given stop, station, or route segment.
- F. None of above.
Provenance (4 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_69c687ee50048190aa151765bef16193 |
completed | March 27, 2026, 1:36 p.m. |
| NER | Named-entity recognition | batch_69c6c308a08881908501c862b3029321 |
completed | March 27, 2026, 5:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7006ef73081909fd9081a9184ecd0 |
completed | March 27, 2026, 10:10 p.m. |
| PD | Predicate disambiguation | batch_69c6ad024860819084b9b535b136ede6 |
completed | March 27, 2026, 4:14 p.m. |
Created at: March 27, 2026, 1:59 p.m.