Triple
T16659058
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Howrah–Bardhaman main line |
E404809
|
entity |
| Predicate | region |
P40
|
FINISHED |
| Object | Gangetic plains of West Bengal |
E34017
|
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: Gangetic plains of West Bengal | Statement: [Howrah–Bardhaman main line, region, Gangetic plains of West Bengal]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Gangetic plains of West Bengal Context triple: [Howrah–Bardhaman main line, region, Gangetic plains of West Bengal]
-
A.
Indo-Gangetic Plain
chosen
The Indo-Gangetic Plain is a vast, fertile alluvial lowland in northern India, Pakistan, and Bangladesh, formed by the Indus, Ganges, and Brahmaputra river systems and serving as one of the most densely populated and agriculturally productive regions in the world.
-
B.
eastern Gangetic Doab
The eastern Gangetic Doab is a fertile alluvial region between the Ganges and its tributaries in northern India, historically significant as a core area of medieval North Indian kingdoms.
-
C.
Pampean plain
The Pampean plain is a vast, fertile lowland region in central Argentina known for its extensive grasslands and major agricultural production.
-
D.
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.
-
E.
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.
- 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_69d8838b5fbc81908c6575c132b82e80 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e37bfcbb6881909c0419174dd017dc |
completed | April 18, 2026, 12:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0084ce7cf0819091e7a4de2cc010ea |
completed | May 10, 2026, 1:14 p.m. |
Created at: April 10, 2026, 5:18 a.m.