Triple

T19439659
Position Surface form Disambiguated ID Type / Status
Subject Mako Iwamatsu E486312 entity
Predicate placeOfDeath P21 FINISHED
Object Somis, California, United States
Somis, California, United States is a small unincorporated community in Ventura County known for its agricultural surroundings and rural character.
 E1375056 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: Somis, California, United States | Statement: [Mako Iwamatsu, placeOfDeath, Somis, California, United States]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Somis, California, United States
Context triple: [Mako Iwamatsu, placeOfDeath, Somis, California, United States]
  • A. La Mesa, California, United States
    La Mesa is a suburban city in San Diego County, California, known as part of the greater San Diego metropolitan area.
  • B. Saugus, California, United States
    Saugus is a suburban community in northern Los Angeles County, California, known as one of the four communities that make up the city of Santa Clarita.
  • C. Camarillo, California, United States
    Camarillo is a suburban city in Ventura County, California, known for its mild climate, agricultural surroundings, and outlet shopping, located northwest of Los Angeles.
  • D. El Centro, California, United States
    El Centro is a small city in California’s Imperial Valley near the U.S.–Mexico border, known as an agricultural and regional commercial center.
  • E. San Dimas, California, United States
    San Dimas is a suburban city in Los Angeles County, California, known for its residential character and as the hometown of U.S. soccer star Alex Morgan.
  • 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: Somis, California, United States
Triple: [Mako Iwamatsu, placeOfDeath, Somis, California, United States]
Generated description
Somis, California, United States is a small unincorporated community in Ventura County known for its agricultural surroundings and rural character.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Somis, California, United States
Target entity description: Somis, California, United States is a small unincorporated community in Ventura County known for its agricultural surroundings and rural character.
  • A. La Mesa, California, United States
    La Mesa is a suburban city in San Diego County, California, known as part of the greater San Diego metropolitan area.
  • B. Saugus, California, United States
    Saugus is a suburban community in northern Los Angeles County, California, known as one of the four communities that make up the city of Santa Clarita.
  • C. Camarillo, California, United States
    Camarillo is a suburban city in Ventura County, California, known for its mild climate, agricultural surroundings, and outlet shopping, located northwest of Los Angeles.
  • D. El Centro, California, United States
    El Centro is a small city in California’s Imperial Valley near the U.S.–Mexico border, known as an agricultural and regional commercial center.
  • E. San Dimas, California, United States
    San Dimas is a suburban city in Los Angeles County, California, known for its residential character and as the hometown of U.S. soccer star Alex Morgan.
  • 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_69d8e8d7ad488190a3373045029b0f3b completed April 10, 2026, 12:11 p.m.
NER Named-entity recognition batch_69e633637ea48190bfa36b0b0a2762bc completed April 20, 2026, 2:08 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0733e22b4c8190b992da00618be661 completed May 15, 2026, 2:55 p.m.
NEDg Description generation batch_6a07353f35588190b7d6c1f2a34cce3c completed May 15, 2026, 3:01 p.m.
NED2 Entity disambiguation (via description) batch_6a0735c38b7881908489916ff2f2883e completed May 15, 2026, 3:03 p.m.
Created at: April 10, 2026, 1:38 p.m.