Triple
T5834916
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | London Midland |
E129443
|
entity |
| Predicate | parentCompanyShareholder |
P14887
|
FINISHED |
| Object | Go-Ahead Group |
E161422
|
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: Go-Ahead Group | Statement: [London Midland, parentCompanyShareholder, Go-Ahead Group]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Go-Ahead Group Context triple: [London Midland, parentCompanyShareholder, Go-Ahead Group]
-
A.
Go-Ahead Group
chosen
Go-Ahead Group is a major British public transport operator that runs bus and rail services in the UK and internationally.
-
B.
First Transit
First Transit is a North American public transportation management and contracting company that operates and maintains bus, paratransit, shuttle, and other transit services for municipalities and organizations.
-
C.
Go-Ahead Nordic
Go-Ahead Nordic is a Scandinavian rail operator that runs passenger train services in Norway, including routes serving major hubs like Oslo Central Station.
-
D.
Hearst Transportation
Hearst Transportation is a business division of Hearst Communications focused on providing information, data, and services for the transportation and automotive industries.
-
E.
Detroit Transportation Corporation
Detroit Transportation Corporation is the public agency that owns and operates Detroit's downtown People Mover automated transit system.
- 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: parentCompanyShareholder Context triple: [London Midland, parentCompanyShareholder, Go-Ahead Group]
-
A.
ownershipStructure
Indicates how ownership or control is distributed among entities within an organization or asset.
-
B.
parentCompanyListedOn
Indicates that the parent company of an entity is publicly listed on a particular stock exchange or market.
-
C.
majorShareholderOf
chosen
Indicates that one entity owns a controlling or significantly large portion of another entity’s shares or equity.
-
D.
ultimateParentCompany
Indicates that one company is the highest-level controlling entity in a corporate ownership structure, with no parent company above it.
-
E.
hasParentCompanyFounder
Indicates that an entity is the founder of the parent company 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_69c0084af79c81908af128ccc29983d0 |
completed | March 22, 2026, 3:18 p.m. |
| NER | Named-entity recognition | batch_69c044ab0a048190b84be40fb13c0f50 |
completed | March 22, 2026, 7:36 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c0a196ebb88190aea57899be954aae |
completed | March 23, 2026, 2:12 a.m. |
| PD | Predicate disambiguation | batch_69c03341e5888190a5f219b6f92cb161 |
completed | March 22, 2026, 6:21 p.m. |
Created at: March 22, 2026, 3:54 p.m.