Triple

T8550647
Position Surface form Disambiguated ID Type / Status
Subject Kodambakkam E202434 entity
Predicate planningAgency P18541 FINISHED
Object Chennai Metropolitan Development Authority
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.
E743497 NE FINISHED

How this triple was built (4 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: [Kodambakkam, planningAgency, Chennai Metropolitan Development Authority]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chennai Metropolitan Development Authority
Context triple: [Kodambakkam, planningAgency, Chennai Metropolitan Development Authority]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. Kanchipuram Municipality
    Kanchipuram Municipality is the local civic administrative body responsible for managing municipal services and urban governance in the historic temple city of Kanchipuram, Tamil Nadu, India.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Chennai Metropolitan Development Authority
Triple: [Kodambakkam, planningAgency, Chennai Metropolitan Development Authority]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chennai Metropolitan Development Authority
Target entity description: 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.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. Kanchipuram Municipality
    Kanchipuram Municipality is the local civic administrative body responsible for managing municipal services and urban governance in the historic temple city of Kanchipuram, Tamil Nadu, India.
  • F. None of above. chosen

Provenance (5 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_69ca832610e08190b3b6c6cd2c250255 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cbe75589d8819096177ddbd3dafcb6 completed March 31, 2026, 3:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69ce892efdf8819093c966bd8f6c8065 completed April 2, 2026, 3:20 p.m.
NEDg Description generation batch_69ce8c7ad5cc8190a50c8e15ce353d1d completed April 2, 2026, 3:34 p.m.
NED2 Entity disambiguation (via description) batch_69ce8d595d80819093a1b849bcb3c7c7 completed April 2, 2026, 3:38 p.m.
Created at: March 30, 2026, 6:19 p.m.