Triple
T9082933
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Khawthlangtuipui (Karnaphuli) River |
E217677
|
entity |
| Predicate | drainageBasin |
P1559
|
FINISHED |
| Object | Bay of Bengal basin |
E14801
|
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: [Khawthlangtuipui (Karnaphuli) 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: [Khawthlangtuipui (Karnaphuli) River, drainageBasin, Bay of Bengal basin]
-
A.
Bay of Bengal
chosen
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.
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.
-
C.
Arabian Sea
The Arabian Sea is a region of the northern Indian Ocean located between the Arabian Peninsula and the Indian subcontinent, serving as a major historical route for trade and cultural exchange.
-
D.
Assam–Arakan basin
The Assam–Arakan basin is a major hydrocarbon-rich sedimentary basin in northeastern India, known for its significant oil and gas reserves and complex tectonic setting along the eastern Himalayas.
-
E.
Indian Ocean drainage basin
The Indian Ocean drainage basin is the vast hydrological region encompassing all land areas whose rivers and streams ultimately flow into the Indian Ocean.
- 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_69ca83d7a0388190ba1af89ed7ba36f9 |
completed | March 30, 2026, 2:08 p.m. |
| NER | Named-entity recognition | batch_69cc960a2760819084aab611eb1c43a9 |
completed | April 1, 2026, 3:50 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d02ffa9fb88190ab088be46b566ae8 |
completed | April 3, 2026, 9:24 p.m. |
Created at: March 30, 2026, 7:13 p.m.