Triple
T20213482
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sealdah |
E493551
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object | Kolkata metropolitan area |
—
|
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: Kolkata metropolitan area | Statement: [Sealdah, serves, Kolkata metropolitan area]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kolkata metropolitan area Context triple: [Sealdah, serves, Kolkata metropolitan area]
-
A.
Kolkata Metropolitan Area
chosen
The Kolkata Metropolitan Area is the extensive urban agglomeration centered on Kolkata in eastern India, encompassing the city and its surrounding municipalities and suburbs as one of the country’s largest metropolitan regions.
-
B.
Kolkata district
Kolkata district is an administrative district in the Indian state of West Bengal that encompasses the core urban area of Kolkata, one of India’s largest and historically significant metropolitan cities.
-
C.
Central Kolkata
Central Kolkata is a bustling commercial and cultural hub of Kolkata, known for its dense urban fabric, historic neighborhoods, and major transport corridors.
-
D.
Mumbai Metropolitan Region
The Mumbai Metropolitan Region is a vast urban agglomeration in western India centered on Mumbai, encompassing the city and its surrounding suburbs and satellite towns.
-
E.
Varanasi metropolitan area
The Varanasi metropolitan area is the urban agglomeration centered on the ancient city of Varanasi in Uttar Pradesh, India, encompassing its surrounding suburbs and satellite towns.
- 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_69da6269614c8190bb40475d9d477358 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e66ed6fe888190b553ba6879cb2d8d |
completed | April 20, 2026, 6:22 p.m. |
Created at: April 11, 2026, 11:38 p.m.