Triple

T11263554
Position Surface form Disambiguated ID Type / Status
Subject Dominguez Channel E266623 entity
Predicate managingAuthority P9686 FINISHED
Object Los Angeles County Flood Control District E367083 NE FINISHED

How this triple was built (2 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: Los Angeles County Flood Control District | Statement: [Dominguez Channel, managingAuthority, Los Angeles County Flood Control District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Los Angeles County Flood Control District
Context triple: [Dominguez Channel, managingAuthority, Los Angeles County Flood Control District]
  • A. Los Angeles County Flood Control District chosen
    The Los Angeles County Flood Control District is a public agency responsible for regional flood protection, stormwater management, and water conservation infrastructure throughout Los Angeles County.
  • B. Los Angeles Regional Water Quality Control Board
    The Los Angeles Regional Water Quality Control Board is a regional environmental regulatory agency responsible for protecting and improving water quality in the Los Angeles area under California’s statewide water governance system.
  • C. Los Angeles County Department of Public Works
    The Los Angeles County Department of Public Works is the county’s primary public infrastructure agency, responsible for services such as road maintenance, flood control, water resources, and other essential public works across Los Angeles County.
  • D. Yolo County Flood Control and Water Conservation District
    The Yolo County Flood Control and Water Conservation District is a local public agency in California responsible for managing regional water resources, including flood control, irrigation, and conservation infrastructure.
  • E. Santa Ana Regional Water Quality Control Board
    The Santa Ana Regional Water Quality Control Board is a regional agency in California responsible for protecting and regulating water quality within the Santa Ana River watershed and surrounding areas.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69e4ccba233481909f00ebe2237c4f0c completed April 19, 2026, 12:38 p.m.
Created at: April 8, 2026, 9:31 p.m.