Triple

T1857393
Position Surface form Disambiguated ID Type / Status
Subject Delaware system E41734 entity
Predicate drawsWaterFrom P4102 FINISHED
Object Pepacton Reservoir
Pepacton Reservoir is a large man-made lake in the Catskill Mountains of New York that serves as a major component of New York City's drinking water supply system.
E210609 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 Reservoir | Statement: [Delaware system, drawsWaterFrom, Pepacton Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pepacton Reservoir
Context triple: [Delaware system, drawsWaterFrom, Pepacton Reservoir]
  • A. Perris Dam
    Perris Dam is a large earthfill embankment dam in Riverside County, California, that forms Lake Perris as part of the state’s major water storage and distribution system.
  • B. Castaic Dam
    Castaic Dam is a large embankment dam in Los Angeles County, California, that forms Castaic Lake and plays a key role in water storage and hydroelectric power generation for Southern California.
  • C. Shasta Dam
    Shasta Dam is a large concrete gravity dam on California’s Sacramento River, forming Shasta Lake and serving as a key source of water storage, hydroelectric power, and flood control for the state.
  • D. Don Pedro Reservoir
    Don Pedro Reservoir is a large artificial lake in California’s Sierra Nevada foothills, primarily used for water storage, hydroelectric power generation, and recreation.
  • E. El Pardo Reservoir
    El Pardo Reservoir is a dammed water body near Madrid, Spain, primarily used for water supply, flood control, and recreation along the Manzanares 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: Pepacton Reservoir
Triple: [Delaware system, drawsWaterFrom, Pepacton Reservoir]
Generated description
Pepacton Reservoir is a large man-made lake in the Catskill Mountains of New York that serves as a major component of New York City's drinking water supply system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pepacton Reservoir
Target entity description: Pepacton Reservoir is a large man-made lake in the Catskill Mountains of New York that serves as a major component of New York City's drinking water supply system.
  • A. Perris Dam
    Perris Dam is a large earthfill embankment dam in Riverside County, California, that forms Lake Perris as part of the state’s major water storage and distribution system.
  • B. Castaic Dam
    Castaic Dam is a large embankment dam in Los Angeles County, California, that forms Castaic Lake and plays a key role in water storage and hydroelectric power generation for Southern California.
  • C. Shasta Dam
    Shasta Dam is a large concrete gravity dam on California’s Sacramento River, forming Shasta Lake and serving as a key source of water storage, hydroelectric power, and flood control for the state.
  • D. Don Pedro Reservoir
    Don Pedro Reservoir is a large artificial lake in California’s Sierra Nevada foothills, primarily used for water storage, hydroelectric power generation, and recreation.
  • E. El Pardo Reservoir
    El Pardo Reservoir is a dammed water body near Madrid, Spain, primarily used for water supply, flood control, and recreation along the Manzanares 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_69a8864a83848190a4ec02721306c511 completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69abb7c2354081909ee4da7669932796 completed March 7, 2026, 5:29 a.m.
NED1 Entity disambiguation (via context triple) batch_69addf4ecdc08190a264b358d3883f70 completed March 8, 2026, 8:42 p.m.
NEDg Description generation batch_69ade0628a3881908443346eab47656e completed March 8, 2026, 8:47 p.m.
NED2 Entity disambiguation (via description) batch_69ade0c545e08190b4469e93922d9b4b completed March 8, 2026, 8:49 p.m.
Created at: March 4, 2026, 7:33 p.m.