Triple
T15421745
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Greater Los Angeles hydrologic system |
E369395
|
entity |
| Predicate | drainsVia |
P4497
|
FINISHED |
| Object | Santa Ana River mouth at Huntington Beach |
E151437
|
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: Santa Ana River mouth at Huntington Beach | Statement: [Greater Los Angeles hydrologic system, drainsVia, Santa Ana River mouth at Huntington Beach]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Santa Ana River mouth at Huntington Beach Context triple: [Greater Los Angeles hydrologic system, drainsVia, Santa Ana River mouth at Huntington Beach]
-
A.
Santa Ana River
chosen
The Santa Ana River is a major waterway in Southern California that flows from the San Bernardino Mountains through inland valleys to the Pacific Ocean, shaping the region’s geography and development.
-
B.
San Diego River Estuary
The San Diego River Estuary is a coastal wetland ecosystem in San Diego, California, where the river meets the Pacific Ocean, providing vital habitat for wildlife and serving as an important natural floodplain and recreational area.
-
C.
New River (Imperial Valley) via Salton Sea
The New River (Imperial Valley) via Salton Sea is a heavily polluted transboundary river flowing from Mexico into California’s Imperial Valley, ultimately discharging into the Salton Sea and significantly impacting regional water quality and ecosystems.
-
D.
Santa Ana River valley
The Santa Ana River valley is a geographic region in Southern California shaped by the Santa Ana River, encompassing urban and agricultural communities across parts of Riverside, San Bernardino, and Orange counties.
-
E.
Ventura River estuary
The Ventura River estuary is a coastal wetland at the mouth of the Ventura River in California, providing critical habitat for wildlife and serving as an important ecological transition zone between river and ocean.
- 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.