Triple
T22860365
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kelani River |
E566900
|
entity |
| Predicate | hasHydropowerPlant |
P15311
|
FINISHED |
| Object | Old Laxapana Hydropower Station |
—
|
NE NERFINISHED |
How this triple was built (2 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: Old Laxapana Hydropower Station | Statement: [Kelani River, hasHydropowerPlant, Old Laxapana Hydropower Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Old Laxapana Hydropower Station Context triple: [Kelani River, hasHydropowerPlant, Old Laxapana Hydropower Station]
-
A.
Karuma Hydropower Station
Karuma Hydropower Station is a major hydroelectric power plant in Uganda that harnesses the flow of the Victoria Nile to generate electricity for the national grid.
-
B.
Laxapana Hydropower Complex
chosen
Laxapana Hydropower Complex is a major hydroelectric power generation facility in Sri Lanka, utilizing the waters of the Kelani River to supply electricity to the national grid.
-
C.
Larji Hydroelectric Power Station
Larji Hydroelectric Power Station is a run-of-the-river hydroelectric facility in Himachal Pradesh, India, that generates electricity using water from the Beas River.
-
D.
Tri An Hydropower Plant
Tri An Hydropower Plant is a major hydroelectric power station in southern Vietnam that generates electricity from the Dong Nai River and supports regional power supply and water management.
-
E.
Er'tan Hydropower Station
Er'tan Hydropower Station is a major hydroelectric power facility in Sichuan, China, known for its large arch dam and role in regional power generation and tourism.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69e24589083081908d5694c4fdc80086 |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f17ec082c08190943e6cfc2e25c5cc |
completed | April 29, 2026, 3:45 a.m. |
Created at: April 17, 2026, 3:37 p.m.