Triple
T15421754
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Greater Los Angeles hydrologic system |
E369395
|
entity |
| Predicate | operatedBy |
P86
|
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: [Greater Los Angeles hydrologic system, operatedBy, 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: [Greater Los Angeles hydrologic system, operatedBy, 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.
Riverside County Flood Control and Water Conservation District
The Riverside County Flood Control and Water Conservation District is a local government agency in Riverside County, California, responsible for regional flood control, stormwater management, and water conservation infrastructure and planning.
-
C.
Sacramento Area Flood Control Agency
The Sacramento Area Flood Control Agency is a regional governmental body responsible for planning, funding, and implementing flood protection and levee improvement projects in the Sacramento, California area.
-
D.
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.
-
E.
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.
- 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_69d85a1849f48190bf898068b2806fae |
completed | April 10, 2026, 2:02 a.m. |
| NER | Named-entity recognition | batch_69e03ebe7b1081908e6b9e6e128a8d5d |
completed | April 16, 2026, 1:43 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff1a7d02a08190a1e34e3a014acea9 |
completed | May 9, 2026, 11:29 a.m. |
Created at: April 10, 2026, 3:20 a.m.