Triple

T15352249
Position Surface form Disambiguated ID Type / Status
Subject Verdugo Wash E367081 entity
Predicate partOf P40 FINISHED
Object Los Angeles County flood control system 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 system | Statement: [Verdugo Wash, partOf, Los Angeles County flood control system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Los Angeles County flood control system
Context triple: [Verdugo Wash, partOf, Los Angeles County flood control system]
  • 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. Greater Los Angeles hydrologic system
    The Greater Los Angeles hydrologic system is the interconnected network of rivers, arroyos, watersheds, and engineered water infrastructure that manages surface and groundwater flow across the Los Angeles metropolitan region.
  • C. Gila River flood control system
    The Gila River flood control system is an integrated network of dams, channels, and related infrastructure designed to manage and mitigate flooding along Arizona’s Gila River.
  • D. Los Angeles Aqueduct
    The Los Angeles Aqueduct is a major early-20th-century water conveyance system that transports water from California’s Owens Valley to the city of Los Angeles, profoundly shaping the region’s growth and sparking enduring environmental and political controversies.
  • E. California State Water System
    The California State Water System is a vast, integrated network of dams, reservoirs, aqueducts, and pumping facilities that transports and delivers water across much of California for urban, agricultural, and environmental uses.
  • 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_69d85a1355608190a6673ddb67231d54 completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e03e290efc8190b22c95dcd3e5f57f completed April 16, 2026, 1:40 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff0b43bfcc8190b1b373ee10786f1e completed May 9, 2026, 10:24 a.m.
Created at: April 10, 2026, 3:17 a.m.