Triple
T2515802
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | M4 motorway |
E55408
|
entity |
| Predicate | isPartOfCorridor |
P35
|
FINISHED |
| Object |
London–South Wales transport corridor
The London–South Wales transport corridor is a major strategic route in the United Kingdom linking London with South Wales via road and rail, supporting significant passenger and freight movement across southern England and the Severn.
|
E16146
|
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: London–South Wales transport corridor | Statement: [M4 motorway, isPartOfCorridor, London–South Wales transport corridor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London–South Wales transport corridor Context triple: [M4 motorway, isPartOfCorridor, London–South Wales transport corridor]
-
A.
London–Birmingham transport corridor
The London–Birmingham transport corridor is a major strategic route in England that links the capital with Birmingham through a combination of key motorways, rail lines, and other transport infrastructure.
-
B.
South Wales Main Line
The South Wales Main Line is a major railway route in Wales that connects London and the west of England with key South Wales cities such as Cardiff and Swansea.
-
C.
Glasgow–Edinburgh transport corridor
The Glasgow–Edinburgh transport corridor is a major central Scotland route linking the country’s two largest cities via road and rail, serving as a key axis for commuter and intercity travel.
-
D.
Cardiff City Line
Cardiff City Line is a suburban railway line in Cardiff, Wales, providing local passenger services between the city centre and its western districts.
-
E.
Manchester Airport–Cornbrook corridor
The Manchester Airport–Cornbrook corridor is a Metrolink tram route in Greater Manchester that links Manchester Airport with the Cornbrook interchange, serving multiple stops along the way.
- 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: London–South Wales transport corridor Triple: [M4 motorway, isPartOfCorridor, London–South Wales transport corridor]
Generated description
The London–South Wales transport corridor is a major strategic route in the United Kingdom linking London with South Wales via road and rail, supporting significant passenger and freight movement across southern England and the Severn.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: London–South Wales transport corridor Target entity description: The London–South Wales transport corridor is a major strategic route in the United Kingdom linking London with South Wales via road and rail, supporting significant passenger and freight movement across southern England and the Severn.
-
A.
London–Birmingham transport corridor
The London–Birmingham transport corridor is a major strategic route in England that links the capital with Birmingham through a combination of key motorways, rail lines, and other transport infrastructure.
-
B.
South Wales Main Line
chosen
The South Wales Main Line is a major railway route in Wales that connects London and the west of England with key South Wales cities such as Cardiff and Swansea.
-
C.
Glasgow–Edinburgh transport corridor
The Glasgow–Edinburgh transport corridor is a major central Scotland route linking the country’s two largest cities via road and rail, serving as a key axis for commuter and intercity travel.
-
D.
Cardiff City Line
Cardiff City Line is a suburban railway line in Cardiff, Wales, providing local passenger services between the city centre and its western districts.
-
E.
Manchester Airport–Cornbrook corridor
The Manchester Airport–Cornbrook corridor is a Metrolink tram route in Greater Manchester that links Manchester Airport with the Cornbrook interchange, serving multiple stops along the way.
- 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_69ab49e4749c8190813311efd1630f1b |
completed | March 6, 2026, 9:40 p.m. |
| NER | Named-entity recognition | batch_69abd20db7e0819096d901eb20ae65e5 |
completed | March 7, 2026, 7:21 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af2b9aa5cc81908c2e09ce18f2e98e |
completed | March 9, 2026, 8:20 p.m. |
| NEDg | Description generation | batch_69af508c28f48190afc4aa1bc3c9adf3 |
completed | March 9, 2026, 10:58 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69af5155f85081908dd4a1859d0f7907 |
completed | March 9, 2026, 11:01 p.m. |
Created at: March 6, 2026, 9:46 p.m.