Triple
T19396775
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Matla River |
E485210
|
entity |
| Predicate | drainageBasin |
P1559
|
FINISHED |
| Object | Bay of Bengal basin |
E803742
|
NE FINISHED |
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: Bay of Bengal basin | Statement: [Matla River, drainageBasin, Bay of Bengal basin]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bay of Bengal basin Context triple: [Matla River, drainageBasin, Bay of Bengal basin]
-
A.
Bay of Bengal
The Bay of Bengal is a large northeastern extension of the Indian Ocean bordered by India, Bangladesh, Myanmar, and Sri Lanka, known for its monsoons, cyclones, and major river deltas such as the Ganges-Brahmaputra.
-
B.
Bay of Bengal watershed
chosen
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.
-
C.
Bay of Bengal circulation
Bay of Bengal circulation refers to the complex system of ocean currents, eddies, and seasonal flow patterns within the Bay of Bengal that strongly influence regional climate, monsoons, and marine ecosystems.
-
D.
Ganges-Brahmaputra-Meghna Delta
The Ganges-Brahmaputra-Meghna Delta is the world’s largest river delta, a vast low-lying alluvial plain spanning much of Bangladesh and eastern India, renowned for its fertile soils, dense population, and vulnerability to flooding and sea-level rise.
-
E.
North Indian Ocean
The North Indian Ocean is the region of the Indian Ocean north of the equator, including the Arabian Sea and Bay of Bengal, known for producing some of the world's most intense and deadly tropical cyclones.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d8e8d5162481909db12435d9535c1a |
completed | April 10, 2026, 12:11 p.m. |
| NER | Named-entity recognition | batch_69e62573f5788190a635b92121db2cf7 |
completed | April 20, 2026, 1:09 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0733c7af248190846f72a13df5b741 |
completed | May 15, 2026, 2:55 p.m. |
Created at: April 10, 2026, 1:36 p.m.