Triple

T1505078
Position Surface form Disambiguated ID Type / Status
Subject San Mateo–Hayward Bridge E33880 entity
Predicate crosses P416 FINISHED
Object San Francisco Bay shipping channel E1412 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 Bay shipping channel | Statement: [San Mateo–Hayward Bridge, crosses, San Francisco Bay shipping channel]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: San Francisco Bay shipping channel
Context triple: [San Mateo–Hayward Bridge, crosses, San Francisco Bay shipping channel]
  • A. Contra Costa Canal
    The Contra Costa Canal is a man-made waterway in California that delivers irrigation and municipal water from the Sacramento–San Joaquin Delta to communities in Contra Costa County.
  • B. San Francisco Bay chosen
    San Francisco Bay is a large, shallow estuarine inlet on the coast of Northern California, known for its iconic bridges, maritime activity, and role as the geographic center of the San Francisco Bay Area.
  • C. Port of Benicia
    The Port of Benicia is a deep-water port in Benicia, California, primarily handling automobile imports/exports and petroleum-related cargo on the Carquinez Strait.
  • D. Golden Gate Strait
    Golden Gate Strait is the narrow Pacific Ocean inlet that connects the ocean to San Francisco Bay and serves as the natural channel spanned by the Golden Gate Bridge.
  • E. Carquinez Pass
    Carquinez Pass is a low-lying water gap in the Coast Ranges of Northern California where the Carquinez Strait cuts between the San Pablo and Suisun bays, serving as a key transportation corridor.
  • 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_69a885f352a4819099b24ff15489dede completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69a88734508481909378bb3e86e13323 completed March 4, 2026, 7:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad2336cb4c81909df0cae469673dee completed March 8, 2026, 7:20 a.m.
Created at: March 4, 2026, 7:24 p.m.