Triple

T3541982
Position Surface form Disambiguated ID Type / Status
Subject Old Croton Dam E74906 entity
Predicate feeds P9008 FINISHED
Object Old Croton Aqueduct
The Old Croton Aqueduct is a 19th-century masonry water-supply system that carried fresh water from upstate New York to New York City, playing a crucial role in the city’s early urban development and public health.
E367434 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: Old Croton Aqueduct | Statement: [Old Croton Dam, feeds, Old Croton Aqueduct]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Old Croton Aqueduct
Context triple: [Old Croton Dam, feeds, Old Croton Aqueduct]
  • A. New Croton Aqueduct
    The New Croton Aqueduct is a major underground water tunnel that conveys drinking water from the Croton Reservoir system in upstate New York to New York City.
  • B. Catskill Aqueduct
    The Catskill Aqueduct is a major component of New York City's water supply system, transporting drinking water from the Catskill Mountains to the city and its reservoirs.
  • C. New York City Water Tunnel No. 1
    New York City Water Tunnel No. 1 is a major underground aqueduct that transports drinking water from upstate reservoirs to New York City.
  • D. Roebling's Delaware Aqueduct
    Roebling's Delaware Aqueduct is a historic 19th-century suspension aqueduct and former canal bridge designed by John A. Roebling that now serves as a road bridge over the Delaware River between Pennsylvania and New York.
  • E. New York City Water Tunnel No. 2
    New York City Water Tunnel No. 2 is a major underground aqueduct that transports drinking water from upstate reservoirs to the city as part of its extensive water distribution network.
  • 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: Old Croton Aqueduct
Triple: [Old Croton Dam, feeds, Old Croton Aqueduct]
Generated description
The Old Croton Aqueduct is a 19th-century masonry water-supply system that carried fresh water from upstate New York to New York City, playing a crucial role in the city’s early urban development and public health.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Old Croton Aqueduct
Target entity description: The Old Croton Aqueduct is a 19th-century masonry water-supply system that carried fresh water from upstate New York to New York City, playing a crucial role in the city’s early urban development and public health.
  • A. New Croton Aqueduct
    The New Croton Aqueduct is a major underground water tunnel that conveys drinking water from the Croton Reservoir system in upstate New York to New York City.
  • B. Catskill Aqueduct
    The Catskill Aqueduct is a major component of New York City's water supply system, transporting drinking water from the Catskill Mountains to the city and its reservoirs.
  • C. New York City Water Tunnel No. 1
    New York City Water Tunnel No. 1 is a major underground aqueduct that transports drinking water from upstate reservoirs to New York City.
  • D. Roebling's Delaware Aqueduct
    Roebling's Delaware Aqueduct is a historic 19th-century suspension aqueduct and former canal bridge designed by John A. Roebling that now serves as a road bridge over the Delaware River between Pennsylvania and New York.
  • E. New York City Water Tunnel No. 2
    New York City Water Tunnel No. 2 is a major underground aqueduct that transports drinking water from upstate reservoirs to the city as part of its extensive water distribution network.
  • 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_69ad85d274cc8190ab59c97298a1cfbf completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adbf73c5e881909a8352512928377b completed March 8, 2026, 6:26 p.m.
NED1 Entity disambiguation (via context triple) batch_69b38bda9b848190a06b4b7113f97fc1 completed March 13, 2026, 4 a.m.
NEDg Description generation batch_69b38c6dbfcc8190897d0c12e8ce4416 completed March 13, 2026, 4:02 a.m.
NED2 Entity disambiguation (via description) batch_69b38cf9d8188190adb91671d062a6f9 completed March 13, 2026, 4:05 a.m.
Created at: March 8, 2026, 3:20 p.m.