Triple

T8849861
Position Surface form Disambiguated ID Type / Status
Subject Pepacton Reservoir E210609 entity
Predicate formedBySubmerging P84977 FINISHED
Object Pepacton, New York
Pepacton, New York was a former Catskills hamlet in Delaware County that was abandoned and flooded in the mid-20th century to create New York City’s Pepacton Reservoir.
 E761254 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: Pepacton, New York | Statement: [Pepacton Reservoir, formedBySubmerging, Pepacton, New York]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Pepacton, New York
Context triple: [Pepacton Reservoir, formedBySubmerging, Pepacton, New York]
  • A. Neversink, New York
    Neversink, New York is a small rural town in the Catskill region known for its reservoirs that supply drinking water to New York City.
  • B. Napanoch, New York
    Napanoch, New York is a small hamlet in Ulster County’s Town of Wawarsing in the Catskills region, historically shaped by its rural setting and former correctional facilities.
  • C. Shenorock, New York
    Shenorock, New York is a small residential hamlet in northern Westchester County known for its suburban character and proximity to the town of Somers.
  • D. Setauket, New York
    Setauket, New York is a historic hamlet on Long Island best known as a center of Revolutionary War activity and the real-life base of George Washington’s Culper Spy Ring.
  • E. Tuckahoe, New York
    Tuckahoe, New York is a small suburban village in southeastern New York known for its residential neighborhoods and proximity to New York City.
  • 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: Pepacton, New York
Triple: [Pepacton Reservoir, formedBySubmerging, Pepacton, New York]
Generated description
Pepacton, New York was a former Catskills hamlet in Delaware County that was abandoned and flooded in the mid-20th century to create New York City’s Pepacton Reservoir.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Pepacton, New York
Target entity description: Pepacton, New York was a former Catskills hamlet in Delaware County that was abandoned and flooded in the mid-20th century to create New York City’s Pepacton Reservoir.
  • A. Neversink, New York
    Neversink, New York is a small rural town in the Catskill region known for its reservoirs that supply drinking water to New York City.
  • B. Napanoch, New York
    Napanoch, New York is a small hamlet in Ulster County’s Town of Wawarsing in the Catskills region, historically shaped by its rural setting and former correctional facilities.
  • C. Shenorock, New York
    Shenorock, New York is a small residential hamlet in northern Westchester County known for its suburban character and proximity to the town of Somers.
  • D. Setauket, New York
    Setauket, New York is a historic hamlet on Long Island best known as a center of Revolutionary War activity and the real-life base of George Washington’s Culper Spy Ring.
  • E. Tuckahoe, New York
    Tuckahoe, New York is a small suburban village in southeastern New York known for its residential neighborhoods and proximity to New York City.
  • 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_69ca838a424c8190b1ecac115c2927e7 completed March 30, 2026, 2:07 p.m.
NER Named-entity recognition batch_69cc60abb0748190af41d4e1f419e39c completed April 1, 2026, 12:02 a.m.
NED1 Entity disambiguation (via context triple) batch_69cf89c6788881908d6f5c49434b556d completed April 3, 2026, 9:35 a.m.
NEDg Description generation batch_69cf8ab7da348190b423f0768fe9dc1a completed April 3, 2026, 9:39 a.m.
NED2 Entity disambiguation (via description) batch_69cf8bd252a4819098891bbb67baf897 completed April 3, 2026, 9:43 a.m.
Created at: March 30, 2026, 6:49 p.m.