Triple

T15421722
Position Surface form Disambiguated ID Type / Status
Subject Greater Los Angeles hydrologic system E369395 entity
Predicate includes P1393 FINISHED
Object San Gabriel River E271645 NE FINISHED

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: San Gabriel River
Context triple: [Greater Los Angeles hydrologic system, includes, 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)

Stage Batch ID Job type Status
creating batch_69d85a1849f48190bf898068b2806fae elicitation completed
NER batch_69e03ebe7b1081908e6b9e6e128a8d5d ner completed
NED1 batch_69ff8759922c8190ae5a5700e3ecc87c ned_source_triple completed
Created at: April 10, 2026, 3:20 a.m.