Triple
T409623
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | TransPennine Express |
E9459
|
entity |
| Predicate | usesInfrastructureOwner |
P5683
|
FINISHED |
| Object | Network Rail |
E6908
|
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: Network Rail | Statement: [TransPennine Express, usesInfrastructureOwner, Network Rail]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Network Rail Context triple: [TransPennine Express, usesInfrastructureOwner, Network Rail]
-
A.
Network Rail
chosen
Network Rail is the owner and infrastructure manager of most of the railway network in Great Britain, responsible for tracks, signals, major stations, and related assets.
-
B.
National Rail
National Rail is the collective name for the passenger rail services and network in Great Britain, encompassing most regional and intercity train operations outside of urban metro systems.
-
C.
British Rail
British Rail was the state-owned company that operated most of the railway services in Great Britain from the late 1940s until the privatization of the rail network in the 1990s.
-
D.
National Rail Enquiries
National Rail Enquiries is the official information service for Britain’s National Rail network, providing timetables, fares, and real-time journey updates to passengers.
-
E.
Northern Trains
Northern Trains is a British train operating company that runs local and regional passenger rail services across Northern 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: usesInfrastructureOwner Context triple: [TransPennine Express, usesInfrastructureOwner, Network Rail]
-
A.
usesInfrastructure
Indicates that one entity makes use of, depends on, or operates through the infrastructure provided or managed by another entity.
-
B.
ownerOfInfrastructureUsed
chosen
Indicates that one entity owns the infrastructure that is being used by another entity or activity.
-
C.
hasInfrastructureType
Indicates that an entity possesses or is associated with a specific category or type of infrastructure.
-
D.
ownsFacilityOn
Indicates that one entity possesses ownership or control over a facility located on or associated with another entity (such as a site, property, or area).
-
E.
ownedBy
Indicates that one entity possesses legal or rightful ownership of another entity.
- 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_69a2e80111fc8190961d5b7c6154123f |
completed | Feb. 28, 2026, 1:05 p.m. |
| NER | Named-entity recognition | batch_69a2ed31681c8190ac32334562fb17fd |
completed | Feb. 28, 2026, 1:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a41777d794819099a07555ad2defe2 |
completed | March 1, 2026, 10:39 a.m. |
| PD | Predicate disambiguation | batch_69a2e9737694819080fde9adcc1aa4d4 |
completed | Feb. 28, 2026, 1:11 p.m. |
Created at: Feb. 28, 2026, 1:08 p.m.