Triple
T21889858
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kelani Ganga |
E540509
|
entity |
| Predicate | hasHydropowerPlant |
P15311
|
FINISHED |
| Object | Norton Bridge Power Station |
—
|
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: Norton Bridge Power Station | Statement: [Kelani Ganga, hasHydropowerPlant, Norton Bridge Power Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Norton Bridge Power Station Context triple: [Kelani Ganga, hasHydropowerPlant, Norton Bridge Power Station]
-
A.
Butlers Gorge Power Station
Butlers Gorge Power Station is a hydroelectric power facility in Tasmania, Australia, that generates electricity using water from the Butlers Gorge Dam.
-
B.
Marchwood Power Station
Marchwood Power Station is a modern gas-fired power plant in Hampshire, England, that generates electricity for the UK national grid.
-
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.
Liddell Power Station
Liddell Power Station is a large coal-fired power plant in New South Wales, Australia, long serving as a major source of electricity generation before its planned closure as part of the country’s energy transition.
-
E.
Kendal Power Station
Kendal Power Station is one of South Africa’s largest coal-fired power plants, supplying significant electricity to the national grid.
- 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: Norton Bridge Power Station Target entity description: Norton Bridge Power Station is a hydroelectric power facility in Sri Lanka that harnesses the flow of the Kelani River to generate electricity for the national grid.
-
A.
Butlers Gorge Power Station
Butlers Gorge Power Station is a hydroelectric power facility in Tasmania, Australia, that generates electricity using water from the Butlers Gorge Dam.
-
B.
Marchwood Power Station
Marchwood Power Station is a modern gas-fired power plant in Hampshire, England, that generates electricity for the UK national grid.
-
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.
Liddell Power Station
Liddell Power Station is a large coal-fired power plant in New South Wales, Australia, long serving as a major source of electricity generation before its planned closure as part of the country’s energy transition.
-
E.
Kendal Power Station
Kendal Power Station is one of South Africa’s largest coal-fired power plants, supplying significant electricity to the national grid.
- 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_69e0c47a95908190ae3e19b716accb3d |
completed | April 16, 2026, 11:14 a.m. |
| NER | Named-entity recognition | batch_69f118ef2b648190bbd78f6b3958d2ee |
completed | April 28, 2026, 8:30 p.m. |
Created at: April 16, 2026, 7:06 p.m.