Triple

T421625
Position Surface form Disambiguated ID Type / Status
Subject Rondout Creek E8114 entity
Predicate impoundedBy P10781 FINISHED
Object Rondout Reservoir
Rondout Reservoir is a major New York City water supply reservoir in the Catskill Mountains, formed by damming Rondout Creek and serving as a key component of the city’s Catskill–Delaware water system.
E67599 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: Rondout Reservoir | Statement: [Rondout Creek, impoundedBy, Rondout Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Rondout Reservoir
Context triple: [Rondout Creek, impoundedBy, Rondout Reservoir]
  • A. Kensico Reservoir
    Kensico Reservoir is a major New York City water supply reservoir located in Westchester County, New York, known for its role in storing and regulating drinking water from the Catskill and Delaware systems.
  • B. Titicus Reservoir
    Titicus Reservoir is a man-made lake in Westchester County, New York, that serves as one of the key water supply reservoirs for New York City.
  • C. Schoharie Reservoir
    Schoharie Reservoir is a major upstate New York water supply reservoir that forms part of the New York City water system.
  • D. Lake Mahopac
    Lake Mahopac is a scenic freshwater lake and residential community area in the town of Carmel in Putnam County, New York, known for boating, fishing, and lakeside recreation.
  • E. Rondout Creek
    Rondout Creek is a significant stream in southeastern New York that flows through the Catskill region and the city of Kingston before joining the Hudson River.
  • 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: Rondout Reservoir
Triple: [Rondout Creek, impoundedBy, Rondout Reservoir]
Generated description
Rondout Reservoir is a major New York City water supply reservoir in the Catskill Mountains, formed by damming Rondout Creek and serving as a key component of the city’s Catskill–Delaware water system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Rondout Reservoir
Target entity description: Rondout Reservoir is a major New York City water supply reservoir in the Catskill Mountains, formed by damming Rondout Creek and serving as a key component of the city’s Catskill–Delaware water system.
  • A. Kensico Reservoir
    Kensico Reservoir is a major New York City water supply reservoir located in Westchester County, New York, known for its role in storing and regulating drinking water from the Catskill and Delaware systems.
  • B. Titicus Reservoir
    Titicus Reservoir is a man-made lake in Westchester County, New York, that serves as one of the key water supply reservoirs for New York City.
  • C. Schoharie Reservoir
    Schoharie Reservoir is a major upstate New York water supply reservoir that forms part of the New York City water system.
  • D. Lake Mahopac
    Lake Mahopac is a scenic freshwater lake and residential community area in the town of Carmel in Putnam County, New York, known for boating, fishing, and lakeside recreation.
  • E. Rondout Creek
    Rondout Creek is a significant stream in southeastern New York that flows through the Catskill region and the city of Kingston before joining the Hudson River.
  • 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_69a2e7f1d1bc81909cf2dc9754a3c334 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2eec0e9dc81908c08b209ce5278ef completed Feb. 28, 2026, 1:33 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4c6698344819084b55d4a50408e5d completed March 1, 2026, 11:06 p.m.
NEDg Description generation batch_69a4c84803b88190b30c3ca3b56d4cf5 completed March 1, 2026, 11:14 p.m.
NED2 Entity disambiguation (via description) batch_69a4c8d855b8819080443e32b64e65f4 completed March 1, 2026, 11:16 p.m.
Created at: Feb. 28, 2026, 1:11 p.m.