Triple
T18227169
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sebastian Ziani de Ferranti |
E436449
|
entity |
| Predicate | designed |
P184
|
FINISHED |
| Object | Deptford Power Station AC system |
—
|
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: Deptford Power Station AC system | Statement: [Sebastian Ziani de Ferranti, designed, Deptford Power Station AC system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Deptford Power Station AC system Context triple: [Sebastian Ziani de Ferranti, designed, Deptford Power Station AC system]
-
A.
Marchwood Power Station
Marchwood Power Station is a modern gas-fired power plant in Hampshire, England, that generates electricity for the UK national grid.
-
B.
Northern Power Station
Northern Power Station was a major coal-fired power plant in South Australia that supplied electricity to the state’s grid until its closure and subsequent demolition.
-
C.
Wivenhoe Power Station
Wivenhoe Power Station is a pumped-storage hydroelectric power facility in Queensland, Australia, used to generate electricity and provide grid stability by storing and releasing water from Wivenhoe Dam.
-
D.
Agecroft power station
Agecroft power station was a coal-fired power station in Pendlebury, Greater Manchester, that operated for much of the 20th century and played a significant role in the region’s industrial energy supply.
-
E.
Didcot Power Station
Didcot Power Station is a large former coal- and oil-fired power station in Oxfordshire, England, notable for its distinctive cooling towers and prominent role in the UK’s electricity generation before its decommissioning.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Deptford Power Station AC system Target entity description: The Deptford Power Station AC system was a pioneering high-voltage alternating current power distribution scheme that became a model for modern electrical power networks.
-
A.
Marchwood Power Station
Marchwood Power Station is a modern gas-fired power plant in Hampshire, England, that generates electricity for the UK national grid.
-
B.
Northern Power Station
Northern Power Station was a major coal-fired power plant in South Australia that supplied electricity to the state’s grid until its closure and subsequent demolition.
-
C.
Wivenhoe Power Station
Wivenhoe Power Station is a pumped-storage hydroelectric power facility in Queensland, Australia, used to generate electricity and provide grid stability by storing and releasing water from Wivenhoe Dam.
-
D.
Agecroft power station
Agecroft power station was a coal-fired power station in Pendlebury, Greater Manchester, that operated for much of the 20th century and played a significant role in the region’s industrial energy supply.
-
E.
Didcot Power Station
Didcot Power Station is a large former coal- and oil-fired power station in Oxfordshire, England, notable for its distinctive cooling towers and prominent role in the UK’s electricity generation before its decommissioning.
- F. None of above. chosen
Provenance (2 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_69d8b9103a8081908bbb0836fef10efd |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4f4aff8748190be5e732f9dbc8dff |
completed | April 19, 2026, 3:28 p.m. |
Created at: April 10, 2026, 10:32 a.m.