Triple

T91418
Position Surface form Disambiguated ID Type / Status
Subject Croton River E1836 entity
Predicate partOf P40 FINISHED
Object 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.
 E6530 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: Croton water supply system | Statement: [Croton River, partOf, Croton water supply system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Croton water supply system
Context triple: [Croton River, partOf, Croton water supply system]
  • A. Chicago waterworks
    Chicago waterworks was a 19th-century municipal water supply facility in Chicago that became historically notable after being largely destroyed in the Great Chicago Fire of 1871.
  • B. City of Fountains
    City of Fountains is a popular nickname for Kansas City, Missouri, highlighting its abundance of decorative public fountains and water features.
  • C. Riverway
    Riverway is a linear park and waterway in Boston that forms part of the Emerald Necklace, offering scenic green space and recreational paths near the Longwood Medical Area.
  • D. The Garden City
    The Garden City is a nickname for Newton, Massachusetts, reflecting its abundant green spaces, tree-lined streets, and residential charm.
  • E. Great Lakes Works
    Great Lakes Works is a large integrated steel manufacturing plant in Michigan known for producing flat-rolled steel products for the automotive and other industries.
  • 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: Croton water supply system
Triple: [Croton River, partOf, Croton water supply system]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Croton water supply system
Target entity description: 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.
  • A. Chicago waterworks
    Chicago waterworks was a 19th-century municipal water supply facility in Chicago that became historically notable after being largely destroyed in the Great Chicago Fire of 1871.
  • B. City of Fountains
    City of Fountains is a popular nickname for Kansas City, Missouri, highlighting its abundance of decorative public fountains and water features.
  • C. Riverway
    Riverway is a linear park and waterway in Boston that forms part of the Emerald Necklace, offering scenic green space and recreational paths near the Longwood Medical Area.
  • D. The Garden City
    The Garden City is a nickname for Newton, Massachusetts, reflecting its abundant green spaces, tree-lined streets, and residential charm.
  • E. Great Lakes Works
    Great Lakes Works is a large integrated steel manufacturing plant in Michigan known for producing flat-rolled steel products for the automotive and other industries.
  • 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_69a24d1a97dc819094e6c021fe9b05a7 completed Feb. 28, 2026, 2:04 a.m.
NER Named-entity recognition batch_69a24f6c29888190890caa7872d63ac6 completed Feb. 28, 2026, 2:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69a25abf2e9c8190bb09baca150145ed completed Feb. 28, 2026, 3:02 a.m.
NEDg Description generation batch_69a25ba974948190bb064dca99613bc6 completed Feb. 28, 2026, 3:06 a.m.
NED2 Entity disambiguation (via description) batch_69a25c2b29e08190af62c6753c4fdd11 completed Feb. 28, 2026, 3:08 a.m.
Created at: Feb. 28, 2026, 2:07 a.m.