Triple

T10632208
Position Surface form Disambiguated ID Type / Status
Subject Croton Reservoir system E250484 entity
Predicate connectedTo P37 FINISHED
Object Catskill-Delaware water system E723948 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: Catskill-Delaware water system | Statement: [Croton Reservoir system, connectedTo, Catskill-Delaware water system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Catskill-Delaware water system
Context triple: [Croton Reservoir system, connectedTo, Catskill-Delaware water system]
  • A. Catskill–Delaware water supply system chosen
    The Catskill–Delaware water supply system is a major network of reservoirs, aqueducts, and related infrastructure that delivers the majority of New York City’s high-quality drinking water from the Catskill Mountains and Delaware River watershed.
  • B. 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.
  • C. Delaware Aqueduct
    The Delaware Aqueduct is a major underground tunnel that transports drinking water from reservoirs in the Delaware River watershed to New York City, forming a critical component of the city’s water supply infrastructure.
  • D. Schoharie–Esopus water diversion system
    The Schoharie–Esopus water diversion system is a key component of New York City's upstate water supply infrastructure that transfers water from the Schoharie Reservoir into the Esopus Creek watershed via tunnels and related facilities.
  • E. Catskill system reservoirs
    The Catskill system reservoirs are a network of large upstate New York water storage basins that form a major component of New York City’s drinking water supply 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_69d6aa5993448190a493b790b8f85010 completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d6df94dc1c8190b6347eaf35a5acc2 completed April 8, 2026, 11:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69d96bb4bbf08190994ea9123c0b2dab completed April 10, 2026, 9:29 p.m.
Created at: April 8, 2026, 9:02 p.m.