Triple

T15517216
Position Surface form Disambiguated ID Type / Status
Subject U.S. Coast Guard Sector San Francisco E368863 entity
Predicate operatesIn P82 FINISHED
Object Sacramento–San Joaquin River Delta region E14397 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: Sacramento–San Joaquin River Delta region | Statement: [U.S. Coast Guard Sector San Francisco, operatesIn, Sacramento–San Joaquin River Delta region]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Sacramento–San Joaquin River Delta region
Context triple: [U.S. Coast Guard Sector San Francisco, operatesIn, Sacramento–San Joaquin River Delta region]
  • A. Sacramento–San Joaquin River Delta and Suisun Marsh
    The Sacramento–San Joaquin River Delta and Suisun Marsh is a vast, ecologically rich estuarine region in Northern California that serves as a critical hub for the state’s water supply, wildlife habitat, and agricultural activity.
  • B. Sacramento–San Joaquin River Delta chosen
    The Sacramento–San Joaquin River Delta is a vast inland estuarine network of rivers, channels, and wetlands in Northern California that forms the state’s largest freshwater tidal ecosystem and a critical hub for its water supply and agriculture.
  • C. Sacramento River Basin
    The Sacramento River Basin is a major watershed in Northern California that drains the Sacramento River and its tributaries, supporting extensive agriculture, ecosystems, and water supply for the region.
  • D. Sacramento Valley
    Sacramento Valley is the northern portion of California’s Central Valley, known for its extensive agriculture, river systems, and the state capital, Sacramento.
  • E. San Francisco Bay hydrologic region
    The San Francisco Bay hydrologic region is a major California water-management area encompassing the watersheds and infrastructure that drain into and supply the San Francisco Bay and its surrounding communities.
  • 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_69d85a1794cc8190b0b428716296e63e completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e04033303c8190a87b6384f68a6921 completed April 16, 2026, 1:49 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff4c3618dc8190aab243bb61d198ce completed May 9, 2026, 3:01 p.m.
Created at: April 10, 2026, 4:03 a.m.