Triple

T1540406
Position Surface form Disambiguated ID Type / Status
Subject San Francisco–Oakland Bay Bridge E32851 entity
Predicate passesThrough P225 FINISHED
Object Yerba Buena Island E19053 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: Yerba Buena Island | Statement: [San Francisco–Oakland Bay Bridge, passesThrough, Yerba Buena Island]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Yerba Buena Island
Context triple: [San Francisco–Oakland Bay Bridge, passesThrough, Yerba Buena Island]
  • A. Yerba Buena Island chosen
    Yerba Buena Island is a natural island in the middle of San Francisco Bay that connects the eastern and western spans of the San Francisco–Oakland Bay Bridge.
  • B. Santa Clara Island
    Santa Clara Island is a small, uninhabited island in Chile’s Pacific Juan Fernández archipelago, known for its rugged terrain and unique, protected ecosystems.
  • C. Santa Barbara Island
    Santa Barbara Island is a small, remote volcanic island off the coast of Southern California known for its rugged cliffs, seabird colonies, and protected natural habitats within the Channel Islands archipelago.
  • D. San Clemente Island
    San Clemente Island is a remote, rocky island off the Southern California coast that serves primarily as a U.S. Navy training and testing range and important habitat for several endemic species.
  • E. San Miguel Island
    San Miguel Island is the westernmost of California’s Channel Islands, known for its rugged windswept landscape, rich marine wildlife, and protected status within Channel Islands National Park.
  • 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_69a885ed29088190a3c2d5a3d100c16e completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69a9083c942481909168394b6674d82b completed March 5, 2026, 4:36 a.m.
NED1 Entity disambiguation (via context triple) batch_69ada967e01481908802baf2de7ad6a7 completed March 8, 2026, 4:52 p.m.
Created at: March 4, 2026, 7:26 p.m.