Triple

T11321414
Position Surface form Disambiguated ID Type / Status
Subject Tulsi Lake E268101 entity
Predicate partOf P40 FINISHED
Object Mumbai water supply system
The Mumbai water supply system is the extensive network of lakes, reservoirs, treatment plants, and pipelines that provides potable water to the metropolitan region of Mumbai, India.
 E919067 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: Mumbai water supply system | Statement: [Tulsi Lake, partOf, Mumbai water supply system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Mumbai water supply system
Context triple: [Tulsi Lake, partOf, Mumbai water supply system]
  • A. Hyderabad water supply system
    The Hyderabad water supply system is the network of reservoirs, treatment plants, and distribution infrastructure that provides drinking water to the city of Hyderabad and its surrounding areas.
  • B. Metropolitan Water Works system
    The Metropolitan Water Works system is a historic public water supply network that provided drinking water to the Boston metropolitan area through an extensive system of reservoirs, aqueducts, and related infrastructure.
  • C. Chandrawal Water Treatment Plant
    Chandrawal Water Treatment Plant is one of Delhi’s major water treatment facilities, processing raw water from the Yamuna River to supply potable water to the city.
  • D. Central Water Commission of India
    The Central Water Commission of India is a premier technical organization under the Government of India responsible for the planning, development, and management of the country’s water resources, particularly in the fields of irrigation, flood control, and hydropower.
  • E. Manjira Water Supply Scheme
    Manjira Water Supply Scheme is a major drinking water project in Telangana, India, that supplies treated water from the Singur Dam reservoir to Hyderabad and surrounding areas.
  • 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: Mumbai water supply system
Triple: [Tulsi Lake, partOf, Mumbai water supply system]
Generated description
The Mumbai water supply system is the extensive network of lakes, reservoirs, treatment plants, and pipelines that provides potable water to the metropolitan region of Mumbai, India.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Mumbai water supply system
Target entity description: The Mumbai water supply system is the extensive network of lakes, reservoirs, treatment plants, and pipelines that provides potable water to the metropolitan region of Mumbai, India.
  • A. Hyderabad water supply system
    The Hyderabad water supply system is the network of reservoirs, treatment plants, and distribution infrastructure that provides drinking water to the city of Hyderabad and its surrounding areas.
  • B. Metropolitan Water Works system
    The Metropolitan Water Works system is a historic public water supply network that provided drinking water to the Boston metropolitan area through an extensive system of reservoirs, aqueducts, and related infrastructure.
  • C. Chandrawal Water Treatment Plant
    Chandrawal Water Treatment Plant is one of Delhi’s major water treatment facilities, processing raw water from the Yamuna River to supply potable water to the city.
  • D. Central Water Commission of India
    The Central Water Commission of India is a premier technical organization under the Government of India responsible for the planning, development, and management of the country’s water resources, particularly in the fields of irrigation, flood control, and hydropower.
  • E. Manjira Water Supply Scheme
    Manjira Water Supply Scheme is a major drinking water project in Telangana, India, that supplies treated water from the Singur Dam reservoir to Hyderabad and surrounding areas.
  • 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_69d6aaca5c24819083db46a30d86cb34 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e9dff37081909622623e66e17ccd completed April 9, 2026, 6:03 p.m.
NED1 Entity disambiguation (via context triple) batch_69e525ed950081908ec94cfbf8849e85 completed April 19, 2026, 6:58 p.m.
NEDg Description generation batch_69e52c82b6108190aec9b6e9d726f803 completed April 19, 2026, 7:26 p.m.
NED2 Entity disambiguation (via description) batch_69e531b079708190ac9e19127d36a848 completed April 19, 2026, 7:49 p.m.
Created at: April 8, 2026, 9:32 p.m.