Triple

T4932400
Position Surface form Disambiguated ID Type / Status
Subject Echo Bridge aqueduct E110726 entity
Predicate partOf P40 FINISHED
Object 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.
E481838 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: Metropolitan Water Works system | Statement: [Echo Bridge aqueduct, partOf, Metropolitan Water Works system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Metropolitan Water Works system
Context triple: [Echo Bridge aqueduct, partOf, Metropolitan Water Works system]
  • A. Metropolitan Waterworks and Sewerage System
    The Metropolitan Waterworks and Sewerage System is a Philippine government agency responsible for providing and regulating water supply and sewerage services in Metro Manila and nearby areas.
  • B. New York City water supply system
    The New York City water supply system is a vast network of reservoirs, aqueducts, tunnels, and distribution infrastructure that delivers potable water from upstate watersheds to millions of residents in New York City.
  • C. South Bay Aqueduct
    South Bay Aqueduct is a major California water conveyance facility that transports water from the State Water Project to communities in the southern San Francisco Bay Area.
  • D. Croton water supply system
    The Croton water supply system is a historic network of reservoirs, aqueducts, and related infrastructure that delivers drinking water from New York’s Croton River watershed to New York City.
  • E. North Bay Aqueduct
    The North Bay Aqueduct is a key water conveyance facility in California that delivers State Water Project supplies to communities in Solano and Napa counties.
  • 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: Metropolitan Water Works system
Triple: [Echo Bridge aqueduct, partOf, Metropolitan Water Works system]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Metropolitan Water Works system
Target entity description: 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.
  • A. Metropolitan Waterworks and Sewerage System
    The Metropolitan Waterworks and Sewerage System is a Philippine government agency responsible for providing and regulating water supply and sewerage services in Metro Manila and nearby areas.
  • B. New York City water supply system
    The New York City water supply system is a vast network of reservoirs, aqueducts, tunnels, and distribution infrastructure that delivers potable water from upstate watersheds to millions of residents in New York City.
  • C. South Bay Aqueduct
    South Bay Aqueduct is a major California water conveyance facility that transports water from the State Water Project to communities in the southern San Francisco Bay Area.
  • D. Croton water supply system
    The Croton water supply system is a historic network of reservoirs, aqueducts, and related infrastructure that delivers drinking water from New York’s Croton River watershed to New York City.
  • E. North Bay Aqueduct
    The North Bay Aqueduct is a key water conveyance facility in California that delivers State Water Project supplies to communities in Solano and Napa counties.
  • 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_69bd4415190c8190817bee7ec9f9f944 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd7063c57c8190a5a6fb3586238d35 completed March 20, 2026, 4:05 p.m.
NED1 Entity disambiguation (via context triple) batch_69be77b41c4c8190b4f714334242bc9b completed March 21, 2026, 10:49 a.m.
NEDg Description generation batch_69be7b9611a881908e83086719406145 completed March 21, 2026, 11:05 a.m.
NED2 Entity disambiguation (via description) batch_69be7ce630248190b274547eaa15fe85 completed March 21, 2026, 11:11 a.m.
Created at: March 20, 2026, 1:30 p.m.