Triple
T23237916
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mahaweli Ganga |
E581353
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Mahaweli Development Scheme |
—
|
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: Mahaweli Development Scheme | Statement: [Mahaweli Ganga, partOf, Mahaweli Development Scheme]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mahaweli Development Scheme Context triple: [Mahaweli Ganga, partOf, Mahaweli Development Scheme]
-
A.
Mahaweli Development Programme
chosen
The Mahaweli Development Programme is a major Sri Lankan national initiative focused on river basin development, including large-scale irrigation, hydropower generation, and agricultural expansion centered around the Mahaweli River.
-
B.
Mahaweli Ganga Hydropower Complex
The Mahaweli Ganga Hydropower Complex is a major Sri Lankan hydroelectric scheme on the Mahaweli River, comprising multiple dams and power stations that form a key component of the country’s electricity generation and water management system.
-
C.
Idamalayar Hydroelectric Project
Idamalayar Hydroelectric Project is a major hydroelectric power station in Kerala, India, that harnesses the waters of the Periyar River to generate electricity.
-
D.
Samanalawewa Hydroelectric Scheme
The Samanalawewa Hydroelectric Scheme is a major hydroelectric power project in Sri Lanka that uses the Samanalawewa Reservoir to generate electricity for the national grid.
-
E.
Baitarani Irrigation Project
Baitarani Irrigation Project is a major water management and agricultural development scheme built to harness the Baitarani River for irrigation and related uses.
- 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_69e2460556f88190be1744a84a84173f |
completed | April 17, 2026, 2:39 p.m. |
| NER | Named-entity recognition | batch_69f192ea590c81908cd677d89f67d49f |
completed | April 29, 2026, 5:11 a.m. |
Created at: April 17, 2026, 4:09 p.m.