Triple
T15400159
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tiruvallur district |
E368292
|
entity |
| Predicate | partOfMetropolitanArea |
P294
|
FINISHED |
| Object | Chennai Metropolitan Area |
E12324
|
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: Chennai Metropolitan Area | Statement: [Tiruvallur district, partOfMetropolitanArea, Chennai Metropolitan Area]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chennai Metropolitan Area Context triple: [Tiruvallur district, partOfMetropolitanArea, Chennai Metropolitan Area]
-
A.
Chennai
chosen
Chennai is a major coastal metropolis in southern India, serving as the capital of Tamil Nadu and a key cultural, economic, and automotive hub.
-
B.
Bengaluru Metropolitan Region
Bengaluru Metropolitan Region is the large urban agglomeration centered on Bengaluru city in Karnataka, India, encompassing its surrounding suburbs, satellite towns, and industrial areas under a unified planning and development framework.
-
C.
Hyderabad Metropolitan Region
The Hyderabad Metropolitan Region is a large urban agglomeration in and around Hyderabad, India, encompassing major residential, commercial, and technology hubs under a unified metropolitan planning and governance framework.
-
D.
Visakhapatnam metropolitan region
The Visakhapatnam metropolitan region is a major urban and industrial agglomeration on India’s eastern coast centered around the port city of Visakhapatnam in Andhra Pradesh.
-
E.
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.
- 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_69d85a16c68c819099c1b547fbc87b32 |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e03e8d89e08190b7cae778d89fb5e1 |
completed | April 16, 2026, 1:42 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff1a6f76d48190ac6032c55adbc4af |
completed | May 9, 2026, 11:28 a.m. |
Created at: April 10, 2026, 3:19 a.m.