Triple
T9755915
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tamil Nadu Housing and Urban Development Department |
E236552
|
entity |
| Predicate | oversees |
P46
|
FINISHED |
| Object | Chennai Metropolitan Development Authority |
E743497
|
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 Development Authority | Statement: [Tamil Nadu Housing and Urban Development Department, oversees, Chennai Metropolitan Development Authority]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chennai Metropolitan Development Authority Context triple: [Tamil Nadu Housing and Urban Development Department, oversees, Chennai Metropolitan Development Authority]
-
A.
Chennai Metropolitan Development Authority
chosen
The Chennai Metropolitan Development Authority is the statutory body responsible for urban planning and development regulation across the Chennai metropolitan region in Tamil Nadu, India.
-
B.
Greater Chennai Corporation
The Greater Chennai Corporation is the civic governing body responsible for municipal administration and urban infrastructure in the city of Chennai, India.
-
C.
Tiruchirappalli City Municipal Corporation
Tiruchirappalli City Municipal Corporation is the local governing body responsible for administering and providing civic infrastructure and services in the city of Tiruchirappalli, Tamil Nadu, India.
-
D.
Coimbatore Urban Development Authority
Coimbatore Urban Development Authority is the statutory body responsible for overseeing and regulating urban planning and development in and around the city of Coimbatore, India.
-
E.
Coimbatore City Municipal Corporation
Coimbatore City Municipal Corporation is the civic administrative body responsible for urban governance, infrastructure, and public services in the city of Coimbatore, Tamil Nadu, India.
- 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_69ca84d4eddc8190996fec1417d2bae8 |
completed | March 30, 2026, 2:12 p.m. |
| NER | Named-entity recognition | batch_69cd9fb2889481908fba4a449d5007fe |
completed | April 1, 2026, 10:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d1e3ff403c8190892400c6d3257087 |
completed | April 5, 2026, 4:24 a.m. |
Created at: March 30, 2026, 8:24 p.m.