Triple
T19281521
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Didcot–Oxford line |
E482198
|
entity |
| Predicate | formsLinkInCorridor |
P92534
|
FINISHED |
| Object | London–Oxford rail corridor |
—
|
NE NERFINISHED |
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–Oxford rail corridor | Statement: [Didcot–Oxford line, formsLinkInCorridor, London–Oxford rail corridor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London–Oxford rail corridor Context triple: [Didcot–Oxford line, formsLinkInCorridor, London–Oxford rail corridor]
-
A.
London–Bristol rail corridor
The London–Bristol rail corridor is a major intercity railway route in England linking the capital with the city of Bristol via key intermediate towns and lines.
-
B.
London–Edinburgh rail corridor
The London–Edinburgh rail corridor is a major intercity railway route in the United Kingdom linking the English and Scottish capitals along the East Coast of Britain.
-
C.
Wessex Main Line
The Wessex Main Line is a key railway route in southern England linking Bristol and Bath with Salisbury and Southampton, serving as an important regional passenger corridor.
-
D.
Chiltern Main Line
The Chiltern Main Line is a major railway route in England connecting London Marylebone with the West Midlands via key towns such as High Wycombe, Banbury, and Leamington Spa.
-
E.
Oxford–Bicester line
The Oxford–Bicester line is a railway route in Oxfordshire, England, connecting Oxford with the town of Bicester as part of the regional and commuter rail network.
- 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: London–Oxford rail corridor Target entity description: The London–Oxford rail corridor is a key railway route in England that connects London with the historic city of Oxford via several main and branch lines.
-
A.
London–Bristol rail corridor
The London–Bristol rail corridor is a major intercity railway route in England linking the capital with the city of Bristol via key intermediate towns and lines.
-
B.
London–Edinburgh rail corridor
The London–Edinburgh rail corridor is a major intercity railway route in the United Kingdom linking the English and Scottish capitals along the East Coast of Britain.
-
C.
Wessex Main Line
The Wessex Main Line is a key railway route in southern England linking Bristol and Bath with Salisbury and Southampton, serving as an important regional passenger corridor.
-
D.
Chiltern Main Line
The Chiltern Main Line is a major railway route in England connecting London Marylebone with the West Midlands via key towns such as High Wycombe, Banbury, and Leamington Spa.
-
E.
Oxford–Bicester line
The Oxford–Bicester line is a railway route in Oxfordshire, England, connecting Oxford with the town of Bicester as part of the regional and commuter rail network.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: formsLinkInCorridor Context triple: [Didcot–Oxford line, formsLinkInCorridor, London–Oxford rail corridor]
-
A.
formsLinkIn
chosen
Indicates that one entity creates or establishes a connection or linkage within another entity or structure.
-
B.
inCorridor
Indicates that one entity is located within or inside a corridor relative to another spatial context or reference.
-
C.
corridorFunction
Indicates that one entity serves as a corridor or passageway functionally connecting or providing access between other spaces or areas.
-
D.
isPartOfCorridorSystem
Indicates that one entity forms a component or segment within a larger interconnected corridor system.
-
E.
hasCorridor
Indicates that one entity includes, is connected by, or provides access through a corridor to another entity.
- F. None of above.
Provenance (3 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_69d8e8cf61b0819096fe3e4107827c4e |
completed | April 10, 2026, 12:10 p.m. |
| NER | Named-entity recognition | batch_69e5fbff1e6c819094ae6a5ad40adb65 |
completed | April 20, 2026, 10:12 a.m. |
| PD | Predicate disambiguation | batch_69e4dd07a7208190afcd51ba1dc87c33 |
completed | April 19, 2026, 1:47 p.m. |
Created at: April 10, 2026, 1:30 p.m.