Triple

T474339
Position Surface form Disambiguated ID Type / Status
Subject Central Valley Project E9027 entity
Predicate includes P1393 FINISHED
Object San Luis Reservoir
San Luis Reservoir is a large artificial lake in California that serves as a major water storage facility for irrigation and municipal use in the state’s Central Valley.
 E64907 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: San Luis Reservoir | Statement: [Central Valley Project, includes, San Luis Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: San Luis Reservoir
Context triple: [Central Valley Project, includes, San Luis Reservoir]
  • A. Hollywood Reservoir
    Hollywood Reservoir is a man-made lake in the Hollywood Hills of Los Angeles, known for its scenic walking paths and iconic views of the Hollywood Sign.
  • B. Lake Mead
    Lake Mead is a large man-made reservoir on the Colorado River in the southwestern United States, known for supplying water and hydroelectric power to millions of people in the region.
  • C. Laguna del Condado
    Laguna del Condado is a coastal lagoon in the Condado district of San Juan, Puerto Rico, known for its calm waters, urban shoreline, and recreational activities like kayaking and paddleboarding.
  • D. Lake Elsinore
    Lake Elsinore is a city in Riverside County, California, known for its large natural freshwater lake, recreational activities, and proximity to major Southern California transportation routes.
  • E. Folsom Dam
    Folsom Dam is a large concrete dam on the American River in California that provides flood control, water storage, and hydroelectric power for the Sacramento region.
  • 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: San Luis Reservoir
Triple: [Central Valley Project, includes, San Luis Reservoir]
Generated description
San Luis Reservoir is a large artificial lake in California that serves as a major water storage facility for irrigation and municipal use in the state’s Central Valley.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: San Luis Reservoir
Target entity description: San Luis Reservoir is a large artificial lake in California that serves as a major water storage facility for irrigation and municipal use in the state’s Central Valley.
  • A. Hollywood Reservoir
    Hollywood Reservoir is a man-made lake in the Hollywood Hills of Los Angeles, known for its scenic walking paths and iconic views of the Hollywood Sign.
  • B. Lake Mead
    Lake Mead is a large man-made reservoir on the Colorado River in the southwestern United States, known for supplying water and hydroelectric power to millions of people in the region.
  • C. Laguna del Condado
    Laguna del Condado is a coastal lagoon in the Condado district of San Juan, Puerto Rico, known for its calm waters, urban shoreline, and recreational activities like kayaking and paddleboarding.
  • D. Lake Elsinore
    Lake Elsinore is a city in Riverside County, California, known for its large natural freshwater lake, recreational activities, and proximity to major Southern California transportation routes.
  • E. Folsom Dam
    Folsom Dam is a large concrete dam on the American River in California that provides flood control, water storage, and hydroelectric power for the Sacramento region.
  • 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_69a2e7ff81708190b0507a24a997232c completed Feb. 28, 2026, 1:05 p.m.
NER Named-entity recognition batch_69a2f039f3d88190a7c93ecbf1bf5f58 completed Feb. 28, 2026, 1:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4a6fa632881908ab09767610e6a37 completed March 1, 2026, 8:52 p.m.
NEDg Description generation batch_69a4a7c98d60819099502bbce8d45943 completed March 1, 2026, 8:55 p.m.
NED2 Entity disambiguation (via description) batch_69a4a8359edc8190a1d8986cb50c457b completed March 1, 2026, 8:57 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.