Triple

T882340
Position Surface form Disambiguated ID Type / Status
Subject Yerba Buena Island E19053 entity
Predicate connects P390 FINISHED
Object eastern span of the 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: eastern span of the San Francisco–Oakland Bay Bridge | Statement: [Yerba Buena Island, connects, eastern span of the San Francisco–Oakland Bay Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: eastern span of the San Francisco–Oakland Bay Bridge
Context triple: [Yerba Buena Island, connects, eastern span of the 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. 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.
  • C. 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.
  • D. Golden Gate Bridge
    The Golden Gate Bridge is an iconic red-orange suspension bridge spanning the Golden Gate Strait, renowned as a symbol of San Francisco and a landmark of American engineering.
  • E. Golden Gate Bridge Highway and Transportation District
    The Golden Gate Bridge Highway and Transportation District is a special-purpose public agency responsible for operating and managing the Golden Gate Bridge and related regional transit services in the San Francisco Bay Area.
  • 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_69a7c01f00f48190b954db4a0cb5baa8 completed March 4, 2026, 5:16 a.m.
Created at: March 1, 2026, 7:39 p.m.