Triple
T9623978
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Centrica |
E232411
|
entity |
| Predicate | hasSubsidiary |
P254
|
FINISHED |
| Object |
Centrica Storage Limited
Centrica Storage Limited is a UK-based energy company specializing in the storage and management of natural gas reserves.
|
E232411
|
NE FINISHED |
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: Centrica Storage Limited | Statement: [Centrica, hasSubsidiary, Centrica Storage Limited]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Centrica Storage Limited Context triple: [Centrica, hasSubsidiary, Centrica Storage Limited]
-
A.
Centrica
Centrica is a British multinational energy and services company best known as the owner of British Gas and a major supplier of gas and electricity in the UK and Ireland.
-
B.
Scottish and Southern Energy plc
Scottish and Southern Energy plc is a major UK-based energy company involved in the generation, transmission, distribution, and supply of electricity and gas, as well as related energy services.
-
C.
National Grid Gas plc
National Grid Gas plc is a UK-based company responsible for owning and operating the high-pressure gas transmission network in Great Britain.
-
D.
EDF Energy
EDF Energy is a major UK-based energy company that generates and supplies electricity and gas, particularly known for operating nuclear power stations and low-carbon energy assets.
-
E.
United Utilities
United Utilities is a major British water and wastewater services company responsible for supplying and managing water infrastructure across North West England.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Centrica Storage Limited Triple: [Centrica, hasSubsidiary, Centrica Storage Limited]
Generated description
Centrica Storage Limited is a UK-based energy company specializing in the storage and management of natural gas reserves.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Centrica Storage Limited Target entity description: Centrica Storage Limited is a UK-based energy company specializing in the storage and management of natural gas reserves.
-
A.
Centrica
chosen
Centrica is a British multinational energy and services company best known as the owner of British Gas and a major supplier of gas and electricity in the UK and Ireland.
-
B.
Scottish and Southern Energy plc
Scottish and Southern Energy plc is a major UK-based energy company involved in the generation, transmission, distribution, and supply of electricity and gas, as well as related energy services.
-
C.
National Grid Gas plc
National Grid Gas plc is a UK-based company responsible for owning and operating the high-pressure gas transmission network in Great Britain.
-
D.
EDF Energy
EDF Energy is a major UK-based energy company that generates and supplies electricity and gas, particularly known for operating nuclear power stations and low-carbon energy assets.
-
E.
United Utilities
United Utilities is a major British water and wastewater services company responsible for supplying and managing water infrastructure across North West England.
- F. None of above.
Provenance (5 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_69ca848793ec8190a93a12383a754dc0 |
completed | March 30, 2026, 2:11 p.m. |
| NER | Named-entity recognition | batch_69cd9ad76b148190a38fadee06594db4 |
completed | April 1, 2026, 10:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d182291c34819099f3f43769849c5d |
completed | April 4, 2026, 9:27 p.m. |
| NEDg | Description generation | batch_69d182cb723881909f29b6a875e99da1 |
completed | April 4, 2026, 9:29 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d1833692788190990ad426b6502488 |
completed | April 4, 2026, 9:31 p.m. |
Created at: March 30, 2026, 8:10 p.m.