Triple
T18616262
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Corus Group |
E455027
|
entity |
| Predicate | brandNameAfterAcquisition |
P71745
|
FINISHED |
| Object | Tata Steel Europe |
—
|
NE NERFINISHED |
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: Tata Steel Europe | Statement: [Corus Group, brandNameAfterAcquisition, Tata Steel Europe]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tata Steel Europe Context triple: [Corus Group, brandNameAfterAcquisition, Tata Steel Europe]
-
A.
Tata Steel
chosen
Tata Steel is one of India’s largest and oldest steel manufacturing companies, known for its integrated steel plants, global operations, and pioneering role in the country’s industrial development.
-
B.
ArcelorMittal
ArcelorMittal is a multinational steel manufacturing corporation and one of the world’s largest steel producers, headquartered in Luxembourg.
-
C.
ThyssenKrupp AG
ThyssenKrupp AG is a major German multinational conglomerate specializing in industrial engineering and steel production, with significant operations in areas such as elevators, automotive components, and plant technology.
-
D.
Corus Group
Corus Group was a major British-Dutch steel company formed from the merger of British Steel and Koninklijke Hoogovens, later acquired by Tata Steel.
-
E.
Herstal Group
Herstal Group is a Belgian defense and firearms manufacturing conglomerate best known for owning brands like FN Herstal, Browning, and Winchester Firearms (under license).
- 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: brandNameAfterAcquisition Context triple: [Corus Group, brandNameAfterAcquisition, Tata Steel Europe]
-
A.
brandMergedWith
Indicates that two previously distinct brands have combined into a single unified brand entity, typically through merger or acquisition.
-
B.
parentCompanyAfterRebranding
Indicates that one company serves as the parent company of another specifically after the latter has undergone a rebranding.
-
C.
afterAcquisitionName
chosen
Indicates that the object entity represents the name used by a company or organization after it has been acquired.
-
D.
ownerAfterRebranding
Indicates that an entity is the owner of another entity specifically after a rebranding event has taken place.
-
E.
laterAcquiredBy
Indicates that one entity was acquired by another entity at a later point in time, after some prior state or ownership.
- 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_69d8d38bbe7c8190bdec3138e7d413c9 |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e54d05da9c8190b8f4ef3a7a6deb05 |
completed | April 19, 2026, 9:45 p.m. |
| PD | Predicate disambiguation | batch_69e478cf5e888190a0b1074b0c6525df |
completed | April 19, 2026, 6:40 a.m. |
Created at: April 10, 2026, 11:46 a.m.