Triple

T13607453
Position Surface form Disambiguated ID Type / Status
Subject Castaic Lake E325101 entity
Predicate hasPart P35 FINISHED
Object Castaic Lagoon
Castaic Lagoon is a smaller recreational body of water located just downstream of Castaic Lake in Los Angeles County, California, popular for swimming, boating, and picnicking.
E325101 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: Castaic Lagoon | Statement: [Castaic Lake, hasPart, Castaic Lagoon]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Castaic Lagoon
Context triple: [Castaic Lake, hasPart, Castaic Lagoon]
  • A. Castaic Lake
    Castaic Lake is a large reservoir in northern Los Angeles County, California, used for water storage, recreation, and flood control as part of the State Water Project.
  • B. Malibu Lagoon
    Malibu Lagoon is a coastal wetland and estuary in Malibu, California, known for its rich birdlife, surf breaks, and protected natural habitat within Malibu Lagoon State Beach.
  • C. Chavez Ravine
    Chavez Ravine is a hilly area in Los Angeles best known as the site of Dodger Stadium, home of the Los Angeles Dodgers.
  • D. Malibu Creek State Park
    Malibu Creek State Park is a scenic natural area in the Santa Monica Mountains of Southern California, known for its rugged canyons, hiking trails, and use as a filming location for numerous movies and TV shows.
  • E. Toluca Lake
    Toluca Lake is a residential neighborhood in the San Fernando Valley region of Los Angeles known for its namesake natural lake, tree-lined streets, and long association with the entertainment industry.
  • 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: Castaic Lagoon
Triple: [Castaic Lake, hasPart, Castaic Lagoon]
Generated description
Castaic Lagoon is a smaller recreational body of water located just downstream of Castaic Lake in Los Angeles County, California, popular for swimming, boating, and picnicking.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Castaic Lagoon
Target entity description: Castaic Lagoon is a smaller recreational body of water located just downstream of Castaic Lake in Los Angeles County, California, popular for swimming, boating, and picnicking.
  • A. Castaic Lake chosen
    Castaic Lake is a large reservoir in northern Los Angeles County, California, used for water storage, recreation, and flood control as part of the State Water Project.
  • B. Malibu Lagoon
    Malibu Lagoon is a coastal wetland and estuary in Malibu, California, known for its rich birdlife, surf breaks, and protected natural habitat within Malibu Lagoon State Beach.
  • C. Chavez Ravine
    Chavez Ravine is a hilly area in Los Angeles best known as the site of Dodger Stadium, home of the Los Angeles Dodgers.
  • D. Malibu Creek State Park
    Malibu Creek State Park is a scenic natural area in the Santa Monica Mountains of Southern California, known for its rugged canyons, hiking trails, and use as a filming location for numerous movies and TV shows.
  • E. Toluca Lake
    Toluca Lake is a residential neighborhood in the San Fernando Valley region of Los Angeles known for its namesake natural lake, tree-lined streets, and long association with the entertainment industry.
  • F. None of above.

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_69d80769eaf081909d82f44e484d6113 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69dbb07f462c8190b5b5e115d550037f completed April 12, 2026, 2:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69f77f96280881908bab3af5c80f6d55 completed May 3, 2026, 5:02 p.m.
NEDg Description generation batch_69f780850ffc8190b41b3ff7ca35494f completed May 3, 2026, 5:06 p.m.
NED2 Entity disambiguation (via description) batch_69f7849416b88190a0ef9d3e26e7b129 completed May 3, 2026, 5:23 p.m.
Created at: April 9, 2026, 9:50 p.m.