Triple

T2773386
Position Surface form Disambiguated ID Type / Status
Subject Delta-Mendota Canal E61510 entity
Predicate endPoint P390 FINISHED
Object Mendota Pool
Mendota Pool is a key water storage and distribution reservoir in California’s Central Valley that serves as a major junction for irrigation and water conveyance systems.
E298250 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: Mendota Pool | Statement: [Delta-Mendota Canal, endPoint, Mendota Pool]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mendota Pool
Context triple: [Delta-Mendota Canal, endPoint, Mendota Pool]
  • A. Palisade Reservoir
    Palisade Reservoir is a man-made lake in central Utah used primarily for irrigation, recreation, and local water storage.
  • B. Pine Flat Lake
    Pine Flat Lake is a large man-made reservoir in California’s Sierra Nevada foothills, popular for boating, fishing, and flood control along the Kings River.
  • C. Mendota
    Mendota is a small agricultural city in California’s San Joaquin Valley known for its farming and rural character.
  • D. Joe Pool Lake
    Joe Pool Lake is a large reservoir in North Texas popular for boating, fishing, and lakeside recreation.
  • E. Cannonsville Reservoir
    Cannonsville Reservoir is a major New York City water supply reservoir located in the western Catskill Mountains on the West Branch of the Delaware 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: Mendota Pool
Triple: [Delta-Mendota Canal, endPoint, Mendota Pool]
Generated description
Mendota Pool is a key water storage and distribution reservoir in California’s Central Valley that serves as a major junction for irrigation and water conveyance systems.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mendota Pool
Target entity description: Mendota Pool is a key water storage and distribution reservoir in California’s Central Valley that serves as a major junction for irrigation and water conveyance systems.
  • A. Palisade Reservoir
    Palisade Reservoir is a man-made lake in central Utah used primarily for irrigation, recreation, and local water storage.
  • B. Pine Flat Lake
    Pine Flat Lake is a large man-made reservoir in California’s Sierra Nevada foothills, popular for boating, fishing, and flood control along the Kings River.
  • C. Mendota
    Mendota is a small agricultural city in California’s San Joaquin Valley known for its farming and rural character.
  • D. Joe Pool Lake
    Joe Pool Lake is a large reservoir in North Texas popular for boating, fishing, and lakeside recreation.
  • E. Cannonsville Reservoir
    Cannonsville Reservoir is a major New York City water supply reservoir located in the western Catskill Mountains on the West Branch of the Delaware 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_69ab4b7cd13481909174bca9809ed259 completed March 6, 2026, 9:47 p.m.
NER Named-entity recognition batch_69abdd7e29e08190921fd4ac9d0679ec completed March 7, 2026, 8:10 a.m.
NED1 Entity disambiguation (via context triple) batch_69afc0553588819098d478b4aaa18478 completed March 10, 2026, 6:55 a.m.
NEDg Description generation batch_69afc1c74ecc8190ba8b9926ff28f24e completed March 10, 2026, 7:01 a.m.
NED2 Entity disambiguation (via description) batch_69afc2d5aecc81909ce90a7e891568c9 completed March 10, 2026, 7:05 a.m.
Created at: March 6, 2026, 9:57 p.m.