Triple

T15352369
Position Surface form Disambiguated ID Type / Status
Subject Los Angeles River Viaducts E367084 entity
Predicate include P1393 FINISHED
Object First Street Bridge — NE NERFINISHED

How this triple was built (3 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: First Street Bridge | Statement: [Los Angeles River Viaducts, include, First Street Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: First Street Bridge
Context triple: [Los Angeles River Viaducts, include, First Street Bridge]
  • A. Howard Street Bridge
    Howard Street Bridge is a historic roadway bridge in Baltimore, Maryland, that carries Howard Street over the Jones Falls and adjacent rail infrastructure near the city’s downtown.
  • B. Howard Street Bridge
    Howard Street Bridge is a pedestrian bridge in Spokane, Washington, that spans the Spokane River and serves as a central feature and scenic crossing within Riverfront Park.
  • C. Calhoun Street Bridge
    The Calhoun Street Bridge is a historic steel truss bridge spanning the Delaware River, connecting Trenton, New Jersey, with Morrisville, Pennsylvania.
  • D. 14th Street Bridge
    The 14th Street Bridge is a major bridge complex over the Potomac River in the Washington, D.C. area that carries multiple highway and rail routes between Virginia and the nation’s capital.
  • E. M Street Bridge
    The M Street Bridge was a former Sacramento River crossing in California that preceded and was ultimately replaced by the iconic Tower Bridge.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: First Street Bridge
Target entity description: The First Street Bridge is a historic concrete arch bridge in Los Angeles that carries First Street over the Los Angeles River, linking downtown with Boyle Heights.
  • A. Howard Street Bridge
    Howard Street Bridge is a pedestrian bridge in Spokane, Washington, that spans the Spokane River and serves as a central feature and scenic crossing within Riverfront Park.
  • B. Howard Street Bridge
    Howard Street Bridge is a historic roadway bridge in Baltimore, Maryland, that carries Howard Street over the Jones Falls and adjacent rail infrastructure near the city’s downtown.
  • C. Calhoun Street Bridge
    The Calhoun Street Bridge is a historic steel truss bridge spanning the Delaware River, connecting Trenton, New Jersey, with Morrisville, Pennsylvania.
  • D. 14th Street Bridge
    The 14th Street Bridge is a major bridge complex over the Potomac River in the Washington, D.C. area that carries multiple highway and rail routes between Virginia and the nation’s capital.
  • E. M Street Bridge
    The M Street Bridge was a former Sacramento River crossing in California that preceded and was ultimately replaced by the iconic Tower Bridge.
  • F. None of above. chosen

Provenance (2 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_69d85a1355608190a6673ddb67231d54 completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e03e290efc8190b22c95dcd3e5f57f completed April 16, 2026, 1:40 a.m.
Created at: April 10, 2026, 3:17 a.m.