Triple
T15737101
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Whittier Narrows |
E381500
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Los Angeles County flood control system |
E369395
|
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: [Whittier Narrows, 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: [Whittier Narrows, partOf, Los Angeles County flood control system]
-
A.
Los Angeles County Flood Control District
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
chosen
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.
Orange County Flood Control District
The Orange County Flood Control District is a public agency responsible for managing flood control infrastructure and water resources in Orange County, California, as part of the broader Southern California hydrologic system.
-
E.
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.
- 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_69d86d9cdb648190bf3171be0bd7d872 |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e04fd6eb888190b7a9b07b76e62c0d |
completed | April 16, 2026, 2:56 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff830336248190a8bbd8153dd95daa |
completed | May 9, 2026, 6:54 p.m. |
Created at: April 10, 2026, 4:46 a.m.