Triple

T20507808
Position Surface form Disambiguated ID Type / Status
Subject Mississippi River at St. Louis, Missouri E503479 entity
Predicate crossedBy P416 FINISHED
Object Martin Luther King 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: Martin Luther King Bridge | Statement: [Mississippi River at St. Louis, Missouri, crossedBy, Martin Luther King Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Martin Luther King Bridge
Context triple: [Mississippi River at St. Louis, Missouri, crossedBy, Martin Luther King Bridge]
  • A. Frederick Douglass Memorial Bridge
    The Frederick Douglass Memorial Bridge is a major vehicular and pedestrian bridge in Washington, D.C., named in honor of abolitionist Frederick Douglass and serving as a key gateway into the city.
  • B. Charles Duncan O’Neal Bridge
    Charles Duncan O’Neal Bridge is a prominent road bridge in Bridgetown, Barbados, serving as a key crossing in the city’s historic waterfront area.
  • C. Anderson Memorial Bridge
    Anderson Memorial Bridge is a historic arch bridge in Massachusetts that carries traffic between Boston and Cambridge near Harvard University.
  • D. Sam Hill Memorial Bridge
    The Sam Hill Memorial Bridge is a highway bridge spanning the Columbia River between Oregon and Washington, carrying traffic as part of the historic Columbia River route.
  • E. William R. Bennett Bridge
    The William R. Bennett Bridge is a major vehicular bridge in British Columbia, Canada, that carries Highway 97 across Okanagan Lake, connecting the city of Kelowna with communities to the west.
  • 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: Martin Luther King Bridge
Target entity description: The Martin Luther King Bridge is a vehicular bridge in St. Louis, Missouri, that connects Missouri and Illinois across the Mississippi River and serves as an important commuter route into downtown St. Louis.
  • A. Frederick Douglass Memorial Bridge
    The Frederick Douglass Memorial Bridge is a major vehicular and pedestrian bridge in Washington, D.C., named in honor of abolitionist Frederick Douglass and serving as a key gateway into the city.
  • B. Charles Duncan O’Neal Bridge
    Charles Duncan O’Neal Bridge is a prominent road bridge in Bridgetown, Barbados, serving as a key crossing in the city’s historic waterfront area.
  • C. Anderson Memorial Bridge
    Anderson Memorial Bridge is a historic arch bridge in Massachusetts that carries traffic between Boston and Cambridge near Harvard University.
  • D. Sam Hill Memorial Bridge
    The Sam Hill Memorial Bridge is a highway bridge spanning the Columbia River between Oregon and Washington, carrying traffic as part of the historic Columbia River route.
  • E. William R. Bennett Bridge
    The William R. Bennett Bridge is a major vehicular bridge in British Columbia, Canada, that carries Highway 97 across Okanagan Lake, connecting the city of Kelowna with communities to the west.
  • 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_69e0b4b1e52c8190894281cf7e3283ab completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e69dc8f3c881908ed2e0257a057e73 completed April 20, 2026, 9:42 p.m.
Created at: April 16, 2026, 11:36 a.m.