Triple

T11263545
Position Surface form Disambiguated ID Type / Status
Subject Dominguez Channel E266623 entity
Predicate namedAfter P63 FINISHED
Object Rancho San Pedro
Rancho San Pedro was one of the first and largest Spanish land grants in California, encompassing much of what is now the South Bay region of Los Angeles County.
E919704 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: Rancho San Pedro | Statement: [Dominguez Channel, namedAfter, Rancho San Pedro]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Rancho San Pedro
Context triple: [Dominguez Channel, namedAfter, Rancho San Pedro]
  • A. Rancho Los Encinos
    Rancho Los Encinos is a historic 19th-century Mexican land grant and former ranch in the San Fernando Valley that is preserved today as part of Los Encinos State Historic Park.
  • B. Rancho Jurupa
    Rancho Jurupa was a large Mexican-era land grant in what is now Riverside County, California, that played a key role in the early settlement and development of the Jurupa Valley area.
  • C. Rancho Park
    Rancho Park is a residential neighborhood on Los Angeles’s Westside known for its quiet, tree-lined streets, family-friendly character, and proximity to Century City and Westwood.
  • D. San Benito Valley
    San Benito Valley is an agricultural region in central California known for its fertile farmland, ranching, and small-town communities.
  • E. Rancho Las Flores
    Rancho Las Flores was a historic Mexican land grant in what is now Southern California, later incorporated into the larger Rancho Santa Margarita y Las Flores estate.
  • 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: Rancho San Pedro
Triple: [Dominguez Channel, namedAfter, Rancho San Pedro]
Generated description
Rancho San Pedro was one of the first and largest Spanish land grants in California, encompassing much of what is now the South Bay region of Los Angeles County.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Rancho San Pedro
Target entity description: Rancho San Pedro was one of the first and largest Spanish land grants in California, encompassing much of what is now the South Bay region of Los Angeles County.
  • A. Rancho Los Encinos
    Rancho Los Encinos is a historic 19th-century Mexican land grant and former ranch in the San Fernando Valley that is preserved today as part of Los Encinos State Historic Park.
  • B. Rancho Jurupa
    Rancho Jurupa was a large Mexican-era land grant in what is now Riverside County, California, that played a key role in the early settlement and development of the Jurupa Valley area.
  • C. Rancho Park
    Rancho Park is a residential neighborhood on Los Angeles’s Westside known for its quiet, tree-lined streets, family-friendly character, and proximity to Century City and Westwood.
  • D. San Benito Valley
    San Benito Valley is an agricultural region in central California known for its fertile farmland, ranching, and small-town communities.
  • E. Rancho Las Flores
    Rancho Las Flores was a historic Mexican land grant in what is now Southern California, later incorporated into the larger Rancho Santa Margarita y Las Flores estate.
  • 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_69d6aac7953c8190b82caf9d7640fdf9 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e94d56048190bf808e1bc2188714 completed April 9, 2026, 6 p.m.
NED1 Entity disambiguation (via context triple) batch_69e542ab02708190b40a96edd56a6519 completed April 19, 2026, 9:01 p.m.
NEDg Description generation batch_69e5474879088190990468d960b26739 completed April 19, 2026, 9:21 p.m.
NED2 Entity disambiguation (via description) batch_69e54eccdd3881908536ee3f9f4ef516 completed April 19, 2026, 9:53 p.m.
Created at: April 8, 2026, 9:31 p.m.