Triple
T1563475
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Meghna River |
E33378
|
entity |
| Predicate | isOneOfMainChannelsOf |
P24613
|
FINISHED |
| Object | lower Ganges–Brahmaputra Delta |
E150721
|
NE FINISHED |
How this triple was built (3 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: lower Ganges–Brahmaputra Delta | Statement: [Meghna River, isOneOfMainChannelsOf, lower Ganges–Brahmaputra Delta]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: lower Ganges–Brahmaputra Delta Context triple: [Meghna River, isOneOfMainChannelsOf, lower Ganges–Brahmaputra Delta]
-
A.
Ganges-Brahmaputra-Meghna Delta
chosen
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.
-
B.
Indus River delta
The Indus River delta is a vast, fertile wetland region where the Indus River meets the Arabian Sea, characterized by intricate channels, mangrove forests, and rich biodiversity in southern Pakistan.
-
C.
Mahanadi Delta
The Mahanadi Delta is a fertile, densely populated alluvial region in eastern India formed by the Mahanadi River as it empties into the Bay of Bengal.
-
D.
Godavari Delta
Godavari Delta is a fertile, densely populated river delta region on the east coast of India where the Godavari River meets the Bay of Bengal, known for its extensive agriculture and rich biodiversity.
-
E.
Brahmaputra Valley
The Brahmaputra Valley is a fertile, densely populated river valley in northeastern India and Bangladesh, shaped by the course and seasonal flooding of the Brahmaputra River.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: isOneOfMainChannelsOf Context triple: [Meghna River, isOneOfMainChannelsOf, lower Ganges–Brahmaputra Delta]
-
A.
hasSisterChannel
Indicates that one media channel is related to another as its sister channel, typically under common ownership or branding.
-
B.
sisterChannel
Indicates that one channel is a sibling or counterpart to another channel, typically under the same ownership or network.
-
C.
hasChannel
Indicates that one entity possesses, provides, or is associated with a particular communication or distribution channel.
-
D.
isMainTractOf
chosen
Indicates that one tract or pathway is the primary or principal route among related tracts within a system or structure.
-
E.
isMainDivisionOf
Indicates that one division functions as the primary or central division within, or in relation to, another organizational structure.
- F. None of above.
Provenance (4 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_69a885ef9cf48190b0af0f5ce3d02231 |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a90fccd4b48190a44012888a00af7f |
completed | March 5, 2026, 5:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad51ab8e208190b4bcf03e9a661070 |
completed | March 8, 2026, 10:38 a.m. |
| PD | Predicate disambiguation | batch_69a907b872f0819096b3df6ad502c63e |
completed | March 5, 2026, 4:34 a.m. |
Created at: March 4, 2026, 7:27 p.m.