Triple

T9743635
Position Surface form Disambiguated ID Type / Status
Subject Chepauk E236251 entity
Predicate hasLandmark P105 FINISHED
Object Tamil Nadu Public Works Department headquarters E236542 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: Tamil Nadu Public Works Department headquarters | Statement: [Chepauk, hasLandmark, Tamil Nadu Public Works Department headquarters]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tamil Nadu Public Works Department headquarters
Context triple: [Chepauk, hasLandmark, Tamil Nadu Public Works Department headquarters]
  • A. Tamil Nadu Public Works Department chosen
    The Tamil Nadu Public Works Department is the state government agency responsible for planning, constructing, and maintaining public infrastructure such as buildings, roads, and irrigation systems in Tamil Nadu, India.
  • B. Tamil Nadu Home Department
    The Tamil Nadu Home Department is the state government ministry responsible for internal security, law and order, police administration, and related regulatory functions in Tamil Nadu.
  • C. Tamil Nadu Housing and Urban Development Department
    The Tamil Nadu Housing and Urban Development Department is the state government department responsible for planning, regulating, and promoting housing and urban infrastructure development across Tamil Nadu.
  • D. Tamil Nadu Secretariat
    The Tamil Nadu Secretariat is the principal administrative headquarters of the Government of Tamil Nadu, located in Chennai and housing the offices of the Chief Minister and key state departments.
  • E. Tamil Nadu Municipal Administration and Water Supply Department
    The Tamil Nadu Municipal Administration and Water Supply Department is a state government department responsible for overseeing urban local bodies and managing water supply and sanitation services across Tamil Nadu.
  • 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_69ca84d3e24481908a476e2231123cf9 completed March 30, 2026, 2:12 p.m.
NER Named-entity recognition batch_69cd9f2e5bb081908047e3bf5fe3991c completed April 1, 2026, 10:41 p.m.
NED1 Entity disambiguation (via context triple) batch_69d1affb761881908dde9a4f028c32f6 completed April 5, 2026, 12:42 a.m.
Created at: March 30, 2026, 8:23 p.m.