Triple
T2934502
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | West Byfleet |
E79232
|
entity |
| Predicate | hasRailServiceOperator |
P20222
|
FINISHED |
| Object | South Western Railway |
E77673
|
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: South Western Railway | Statement: [West Byfleet, hasRailServiceOperator, South Western Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: South Western Railway Context triple: [West Byfleet, hasRailServiceOperator, South Western Railway]
-
A.
South Western Railway
chosen
South Western Railway is a major UK train operating company providing regional and long-distance passenger rail services across southwest London, Surrey, Hampshire, Dorset, Wiltshire, Devon, and surrounding areas.
-
B.
Great Western Railway
Great Western Railway was a historic Canadian railway company that played a key role in 19th-century transportation and trade across southern Ontario and into the United States.
-
C.
Great Western Railway
Great Western Railway is a major British train operating company providing intercity and regional rail services across western and southern England and South Wales.
-
D.
West Midlands Railway
West Midlands Railway is a British train operating company providing regional and commuter rail services across the West Midlands and surrounding areas of England.
-
E.
Chiltern Railways
Chiltern Railways is a British train operating company providing passenger rail services primarily between London and the Midlands.
- 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: hasRailServiceOperator Context triple: [West Byfleet, hasRailServiceOperator, South Western Railway]
-
A.
railServiceType
Indicates the specific category or type of rail service that applies to the relationship between the involved entities (e.g., local, express, freight).
-
B.
railwayCompany
Indicates that one entity is a railway company that owns, operates, or manages railway services or infrastructure in relation to another entity.
-
C.
trainOperator
chosen
Indicates that one entity operates, manages, or runs train services for another entity or within a specific rail system.
-
D.
servedByRailroad
Indicates that a location or facility is provided with transportation or service by a railroad line or company.
-
E.
hasPassengerOperator
Indicates that an entity (such as a vehicle or service) is operated by an organization or person responsible for carrying passengers.
- 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_69ad8b0fbab081908f6a61567c045d8d |
completed | March 8, 2026, 2:43 p.m. |
| NER | Named-entity recognition | batch_69ad983c84688190aa7ed5b8091fb140 |
completed | March 8, 2026, 3:39 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b0867ba1b48190a54d00c32b075548 |
completed | March 10, 2026, 9 p.m. |
| PD | Predicate disambiguation | batch_69ad96088fb481909976b436c2b729d9 |
completed | March 8, 2026, 3:30 p.m. |
Created at: March 8, 2026, 2:56 p.m.