Triple
T485404
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Northern Trains |
E9865
|
entity |
| Predicate | operatesUnderContractWith |
P7138
|
FINISHED |
| Object | Department for Transport |
E4175
|
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: Department for Transport | Statement: [Northern Trains, operatesUnderContractWith, Department for Transport]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Department for Transport Context triple: [Northern Trains, operatesUnderContractWith, Department for Transport]
-
A.
Department for Transport
chosen
The Department for Transport is the UK government ministry responsible for national transport policy, infrastructure, and regulation across road, rail, air, and sea.
-
B.
Secretary of State for Transport
The Secretary of State for Transport is the UK government cabinet minister responsible for national transport policy, infrastructure, and regulation.
-
C.
Office of Rail and Road
The Office of Rail and Road is the independent regulator and competition authority for Britain’s railway network and the economic regulator for England’s strategic road network.
-
D.
Transport Committee
The Transport Committee is a London Assembly body that scrutinizes and advises on the capital’s transport policies, services, and infrastructure.
-
E.
Directorate-General for Mobility and Transport
The Directorate-General for Mobility and Transport is the European Commission department responsible for developing and implementing EU policies on transport and mobility across all modes.
- 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: operatesUnderContractWith Context triple: [Northern Trains, operatesUnderContractWith, Department for Transport]
-
A.
operatesBy
Indicates that an entity performs its function, action, or process through the use or application of another entity (e.g., a method, mechanism, or principle).
-
B.
primaryContractor
chosen
Indicates that one entity serves as the main responsible contractor for a project, agreement, or work in relation to another entity.
-
C.
operatesWithin
Indicates that one entity carries out its activities, functions, or operations inside the scope, boundaries, or jurisdiction defined by another entity.
-
D.
operatedByCompanyHeadquarteredIn
Indicates that an entity is operated by a company whose headquarters is located in a specified place.
-
E.
operatedAs
Indicates that an entity functioned or was used in the capacity, role, or identity of another entity for some period of time.
- 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_69a2e802e2908190ab17c9479e0b6412 |
completed | Feb. 28, 2026, 1:05 p.m. |
| NER | Named-entity recognition | batch_69a2f0bb46788190b40182bf2a54f98f |
completed | Feb. 28, 2026, 1:42 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a4777d131c8190a9e6dea9fef49486 |
completed | March 1, 2026, 5:29 p.m. |
| PD | Predicate disambiguation | batch_69a2edf48ec08190b85d07e194f99c49 |
completed | Feb. 28, 2026, 1:30 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.