Triple

T16327804
Position Surface form Disambiguated ID Type / Status
Subject Naya Rivera E396469 entity
Predicate placeOfDeath P21 FINISHED
Object Lake Piru, Ventura County, California, United States
Lake Piru is a reservoir in Ventura County, California, known for recreation and tragically as the site of actress Naya Rivera’s accidental drowning in 2020.
E1207380 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: Lake Piru, Ventura County, California, United States | Statement: [Naya Rivera, placeOfDeath, Lake Piru, Ventura County, California, United States]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lake Piru, Ventura County, California, United States
Context triple: [Naya Rivera, placeOfDeath, Lake Piru, Ventura County, California, United States]
  • A. Century Lake (Malibu Creek State Park)
    Century Lake is a small reservoir within Malibu Creek State Park in California, popular for its scenic canyon setting and surrounding hiking trails.
  • B. Pyramid Lake (Los Angeles County)
    Pyramid Lake in Los Angeles County is a man-made reservoir in the Angeles National Forest that serves as a popular spot for boating, fishing, and camping along Interstate 5 north of Los Angeles.
  • C. Hidden Valley Lake, California
    Hidden Valley Lake, California is a small, planned residential community and census-designated place in northern California known for its gated neighborhoods, golf course, and recreational lake.
  • D. Lake of the Pines, California
    Lake of the Pines, California is a private, gated residential community built around a man-made lake in the Sierra Nevada foothills of Nevada County.
  • E. Lake Arrowhead, California
    Lake Arrowhead, California is a scenic mountain resort community in the San Bernardino Mountains known for its alpine lake, outdoor recreation, and role as a training site for elite figure skaters.
  • 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: Lake Piru, Ventura County, California, United States
Triple: [Naya Rivera, placeOfDeath, Lake Piru, Ventura County, California, United States]
Generated description
Lake Piru is a reservoir in Ventura County, California, known for recreation and tragically as the site of actress Naya Rivera’s accidental drowning in 2020.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lake Piru, Ventura County, California, United States
Target entity description: Lake Piru is a reservoir in Ventura County, California, known for recreation and tragically as the site of actress Naya Rivera’s accidental drowning in 2020.
  • A. Century Lake (Malibu Creek State Park)
    Century Lake is a small reservoir within Malibu Creek State Park in California, popular for its scenic canyon setting and surrounding hiking trails.
  • B. Pyramid Lake (Los Angeles County)
    Pyramid Lake in Los Angeles County is a man-made reservoir in the Angeles National Forest that serves as a popular spot for boating, fishing, and camping along Interstate 5 north of Los Angeles.
  • C. Hidden Valley Lake, California
    Hidden Valley Lake, California is a small, planned residential community and census-designated place in northern California known for its gated neighborhoods, golf course, and recreational lake.
  • D. Lake of the Pines, California
    Lake of the Pines, California is a private, gated residential community built around a man-made lake in the Sierra Nevada foothills of Nevada County.
  • E. Lake Arrowhead, California
    Lake Arrowhead, California is a scenic mountain resort community in the San Bernardino Mountains known for its alpine lake, outdoor recreation, and role as a training site for elite figure skaters.
  • 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_69d87f255b788190a400eba031dd85d8 completed April 10, 2026, 4:40 a.m.
NER Named-entity recognition batch_69e2c4dcd034819081d849003d918245 completed April 17, 2026, 11:40 p.m.
NED1 Entity disambiguation (via context triple) batch_6a00260f487c81909e3e54e47c11b83a completed May 10, 2026, 6:30 a.m.
NEDg Description generation batch_6a0027f09b588190b71d550d2a14868d completed May 10, 2026, 6:38 a.m.
NED2 Entity disambiguation (via description) batch_6a002899c8888190be247f5db60552e0 completed May 10, 2026, 6:41 a.m.
Created at: April 10, 2026, 5:07 a.m.