Triple

T8402157
Position Surface form Disambiguated ID Type / Status
Subject Pico Rivera, California E198399 entity
Predicate locatedOn P40 FINISHED
Object San Gabriel River E271645 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: San Gabriel River | Statement: [Pico Rivera, California, locatedOn, San Gabriel River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: San Gabriel River
Context triple: [Pico Rivera, California, locatedOn, San Gabriel River]
  • A. San Gabriel River chosen
    The San Gabriel River is a major waterway in Southern California that flows from the San Gabriel Mountains through the Los Angeles Basin to the Pacific Ocean, historically supporting Indigenous communities and regional development.
  • B. San Gabriel River
    The San Gabriel River is a tributary of the Brazos River in central Texas, known for its scenic limestone banks, recreational opportunities, and role in regional water supply and ecosystems.
  • C. Santa Maria River
    The Santa Maria River is a waterway in California’s Central Coast region that flows westward to the Pacific Ocean, forming part of the boundary between Santa Barbara and San Luis Obispo counties.
  • D. Santa Ana River
    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.
  • E. Otay River
    The Otay River is a small river in southern San Diego County, California, that drains the Otay watershed and ultimately empties into San Diego Bay.
  • 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_69ca8310df9c8190b25f16161cca3e41 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cb824efa5c81908ce816cdb8e1fcfb completed March 31, 2026, 8:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69ce1d2a17e481908c7eab4624903251 completed April 2, 2026, 7:39 a.m.
Created at: March 30, 2026, 6:04 p.m.