Triple

T747215
Position Surface form Disambiguated ID Type / Status
Subject Middle Branch Reservoir E15369 entity
Predicate partOf P40 FINISHED
Object New York City water supply system E42502 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: New York City water supply system | Statement: [Middle Branch Reservoir, partOf, New York City water supply system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: New York City water supply system
Context triple: [Middle Branch Reservoir, partOf, New York City water supply system]
  • A. New York City water supply system chosen
    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.
  • B. New York City Department of Environmental Protection
    The New York City Department of Environmental Protection is the municipal agency responsible for managing the city’s water supply, wastewater treatment, and environmental regulation to protect public health and natural resources.
  • C. Delaware Aqueduct
    The Delaware Aqueduct is a historic 19th-century suspension aqueduct that carried the Delaware and Hudson Canal over the Delaware River and is now preserved as the oldest surviving wire suspension bridge in the United States.
  • D. New York State Canal System
    The New York State Canal System is a network of interconnected canals and waterways in New York that evolved from historic routes like the Erie Canal and now supports recreation, tourism, and limited commercial navigation.
  • E. New Croton Reservoir
    The New Croton Reservoir is a major water supply reservoir in Westchester County, New York, that forms a key part of New York City's Croton water system.
  • 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_69a49358aa308190adbc9b5a0a2adcf9 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a62dd1bc819094a3814654448ae3 completed March 1, 2026, 8:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69a65e4086e481908d0ea29729d92d67 completed March 3, 2026, 4:06 a.m.
Created at: March 1, 2026, 7:37 p.m.