Triple

T882341
Position Surface form Disambiguated ID Type / Status
Subject Yerba Buena Island E19053 entity
Predicate traversedBy P225 FINISHED
Object San Francisco–Oakland Bay Bridge E32851 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 Francisco–Oakland Bay Bridge | Statement: [Yerba Buena Island, traversedBy, San Francisco–Oakland Bay Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: San Francisco–Oakland Bay Bridge
Context triple: [Yerba Buena Island, traversedBy, San Francisco–Oakland Bay Bridge]
  • A. San Francisco–Oakland Bay Bridge chosen
    The San Francisco–Oakland Bay Bridge is a major multi-span suspension and cantilever bridge connecting San Francisco and Oakland, serving as one of the primary highway links across the central part of the San Francisco Bay.
  • B. Richmond–San Rafael Bridge
    The Richmond–San Rafael Bridge is a major toll bridge in the San Francisco Bay Area that connects the cities of Richmond in the East Bay and San Rafael in Marin County.
  • C. San Mateo–Hayward Bridge
    The San Mateo–Hayward Bridge is a major vehicular bridge in the San Francisco Bay Area that carries traffic across the bay between the San Mateo Peninsula and the East Bay.
  • D. Carquinez Bridge
    Carquinez Bridge is a major twin-span steel bridge in the San Francisco Bay Area that carries Interstate 80 across the Carquinez Strait between Crockett and Vallejo.
  • E. Yaquina Bay Bridge
    The Yaquina Bay Bridge is an iconic 1930s Art Deco–style arch bridge on the Oregon coast, renowned for its elegant design and role as a key crossing on U.S. Route 101.
  • 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_69a4939c32488190a7ccd41cf0abb22b completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4accc863c8190be9e5350732c30b1 completed March 1, 2026, 9:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69adbf33c7808190962fb6c2496b4ec7 completed March 8, 2026, 6:25 p.m.
Created at: March 1, 2026, 7:39 p.m.