Triple
T22420652
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kotmale Oya |
E554235
|
entity |
| Predicate | contributesTo |
P477
|
FINISHED |
| Object | Mahaweli irrigation system |
—
|
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 irrigation system | Statement: [Kotmale Oya, contributesTo, Mahaweli irrigation system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mahaweli irrigation system Context triple: [Kotmale Oya, contributesTo, Mahaweli irrigation system]
-
A.
Kallanai (Grand Anicut)
Kallanai (Grand Anicut) is an ancient stone dam built across the Kaveri River in Tamil Nadu, India, and is one of the oldest water-regulation structures still in use.
-
B.
Randenigala Dam
Randenigala Dam is a major hydroelectric and irrigation dam in Sri Lanka, forming part of the Mahaweli Development Programme and creating the Randenigala Reservoir.
-
C.
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.
-
D.
Indus Basin irrigation system
The Indus Basin irrigation system is one of the world’s largest integrated networks of canals and barrages, distributing Indus River waters across arid regions of Pakistan and northwestern India for agriculture and human use.
-
E.
Mula Irrigation Project
Mula Irrigation Project is a major irrigation scheme in Maharashtra, India, centered on the Mula Dam to supply water for agriculture and regional development.
- 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_69e11e4f2d0c819091aa3558ea2ee630 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f1594a58508190b41fd16c8de5f8b4 |
completed | April 29, 2026, 1:05 a.m. |
Created at: April 16, 2026, 8:46 p.m.