Triple
T3119506
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | TfW Rail |
E65146
|
entity |
| Predicate | usesAbbreviation |
P43
|
FINISHED |
| Object |
TfW
TfW is the commonly used abbreviation for Transport for Wales, the public body responsible for overseeing rail and other transport services in Wales.
|
E65146
|
NE FINISHED |
How this triple was built (4 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: TfW | Statement: [TfW Rail, usesAbbreviation, TfW]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: TfW Context triple: [TfW Rail, usesAbbreviation, TfW]
-
A.
TfW Rail
TfW Rail is the train operating company responsible for providing passenger rail services across Wales and the bordering regions of England under the Transport for Wales brand.
-
B.
Transport for London
Transport for London is the local government body responsible for managing and overseeing the public transport network and major roads in Greater London.
-
C.
Tramlink
Tramlink is a light rail tram system serving the Croydon area and surrounding districts in South London.
-
D.
City Thameslink
City Thameslink is a central London railway station on the Thameslink route, serving commuter and regional services through the City of London.
-
E.
London Overground
London Overground is a suburban rail network in London that connects outer districts and some central hubs using a mix of newly built and former National Rail lines, integrated into the city’s public transport system.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: TfW Triple: [TfW Rail, usesAbbreviation, TfW]
Generated description
TfW is the commonly used abbreviation for Transport for Wales, the public body responsible for overseeing rail and other transport services in Wales.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: TfW Target entity description: TfW is the commonly used abbreviation for Transport for Wales, the public body responsible for overseeing rail and other transport services in Wales.
-
A.
TfW Rail
chosen
TfW Rail is the train operating company responsible for providing passenger rail services across Wales and the bordering regions of England under the Transport for Wales brand.
-
B.
Transport for London
Transport for London is the local government body responsible for managing and overseeing the public transport network and major roads in Greater London.
-
C.
Tramlink
Tramlink is a light rail tram system serving the Croydon area and surrounding districts in South London.
-
D.
City Thameslink
City Thameslink is a central London railway station on the Thameslink route, serving commuter and regional services through the City of London.
-
E.
London Overground
London Overground is a suburban rail network in London that connects outer districts and some central hubs using a mix of newly built and former National Rail lines, integrated into the city’s public transport system.
- F. None of above.
Provenance (5 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_69ad857fcc088190b0c4d45a5cde6f61 |
completed | March 8, 2026, 2:19 p.m. |
| NER | Named-entity recognition | batch_69ada4eb6a6081909df41f67999eb4ff |
completed | March 8, 2026, 4:33 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b20f67b80c8190849581cf1829d840 |
completed | March 12, 2026, 12:57 a.m. |
| NEDg | Description generation | batch_69b2135f05c88190b926556828a038ac |
completed | March 12, 2026, 1:14 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b214268d588190996d909297baaffc |
completed | March 12, 2026, 1:17 a.m. |
Created at: March 8, 2026, 3:04 p.m.