Triple

T19568985
Position Surface form Disambiguated ID Type / Status
Subject California Borderland region E489659 entity
Predicate contains P35 FINISHED
Object San Pedro Basin
San Pedro Basin is a deep submarine basin off the coast of Southern California that forms part of the complex tectonic and sedimentary landscape of the California Continental Borderland.
E1383658 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 Pedro Basin | Statement: [California Borderland region, contains, San Pedro Basin]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: San Pedro Basin
Context triple: [California Borderland region, contains, San Pedro Basin]
  • A. Sepulveda Basin
    Sepulveda Basin is a large flood-control and recreation area in the San Fernando Valley region of Los Angeles, featuring parks, wildlife habitats, and sports facilities.
  • B. São Francisco Basin
    The São Francisco Basin is a major river basin in eastern Brazil, known for its extensive freshwater ecosystems and high biodiversity, including many endemic fish species.
  • C. Santiago basin
    The Santiago basin is a large intermontane valley in central Chile that hosts the country’s capital, Santiago, and is surrounded by the Andes and coastal mountain ranges.
  • D. Colombian Basin
    The Colombian Basin is a deep oceanic basin in the southwestern Caribbean Sea, lying off the coasts of Colombia and Central America and forming one of the region’s major deep-water areas.
  • E. Estancia Basin
    Estancia Basin is a closed, high-desert drainage basin in central New Mexico known for its playa lakes, saline flats, and role in regional groundwater and agricultural systems.
  • 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 Pedro Basin
Triple: [California Borderland region, contains, San Pedro Basin]
Generated description
San Pedro Basin is a deep submarine basin off the coast of Southern California that forms part of the complex tectonic and sedimentary landscape of the California Continental Borderland.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: San Pedro Basin
Target entity description: San Pedro Basin is a deep submarine basin off the coast of Southern California that forms part of the complex tectonic and sedimentary landscape of the California Continental Borderland.
  • A. Sepulveda Basin
    Sepulveda Basin is a large flood-control and recreation area in the San Fernando Valley region of Los Angeles, featuring parks, wildlife habitats, and sports facilities.
  • B. São Francisco Basin
    The São Francisco Basin is a major river basin in eastern Brazil, known for its extensive freshwater ecosystems and high biodiversity, including many endemic fish species.
  • C. Santiago basin
    The Santiago basin is a large intermontane valley in central Chile that hosts the country’s capital, Santiago, and is surrounded by the Andes and coastal mountain ranges.
  • D. Colombian Basin
    The Colombian Basin is a deep oceanic basin in the southwestern Caribbean Sea, lying off the coasts of Colombia and Central America and forming one of the region’s major deep-water areas.
  • E. Estancia Basin
    Estancia Basin is a closed, high-desert drainage basin in central New Mexico known for its playa lakes, saline flats, and role in regional groundwater and agricultural systems.
  • 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_69d8e8dd9374819098e36349b3211663 completed April 10, 2026, 12:11 p.m.
NER Named-entity recognition batch_69e63f7a74e88190a58d5274050a7d32 completed April 20, 2026, 3 p.m.
NED1 Entity disambiguation (via context triple) batch_6a07578b96d08190a25990879135b598 completed May 15, 2026, 5:27 p.m.
NEDg Description generation batch_6a075865eaac819085b35d165fda91d4 completed May 15, 2026, 5:31 p.m.
NED2 Entity disambiguation (via description) batch_6a07590b84488190a33889335ba95c95 completed May 15, 2026, 5:34 p.m.
Created at: April 10, 2026, 1:42 p.m.