Triple
T22420653
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kotmale Oya |
E554235
|
entity |
| Predicate | drainageBasin |
P1559
|
FINISHED |
| Object | Mahaweli Ganga basin |
—
|
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 Ganga basin | Statement: [Kotmale Oya, drainageBasin, Mahaweli Ganga basin]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mahaweli Ganga basin Context triple: [Kotmale Oya, drainageBasin, Mahaweli Ganga basin]
-
A.
Mahaweli Ganga
chosen
Mahaweli Ganga is the longest river in Sri Lanka, playing a crucial role in the country’s irrigation, agriculture, and hydroelectric power generation.
-
B.
Ganges Basin
The Ganges Basin is the vast river drainage system in northern India and neighboring countries that supports hundreds of millions of people through its fertile plains and extensive network of tributaries.
-
C.
Mahanadi River Basin
The Mahanadi River Basin is the extensive drainage region in eastern-central India that collects and channels the waters of the Mahanadi River and its tributaries across several states before reaching the Bay of Bengal.
-
D.
Bay of Bengal watershed
The Bay of Bengal watershed is the vast drainage basin feeding into the northeastern part of the Indian Ocean, collecting runoff from major rivers across South and Southeast Asia.
-
E.
Kelani Ganga
Kelani Ganga is a major river in Sri Lanka that flows from the central highlands to the western coast, playing a key role in hydropower generation, water supply, and transport.
- 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.