Triple

T23435399
Position Surface form Disambiguated ID Type / Status
Subject White River (Indiana) E563445 entity
Predicate hasBridge P386 FINISHED
Object Keystone Avenue Bridge (Indianapolis)
The Keystone Avenue Bridge in Indianapolis is a roadway bridge that carries Keystone Avenue across the White River, serving as a key connector in the city’s transportation network.
 E1586927 NE FINISHED

How this triple was built (4 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: Keystone Avenue Bridge (Indianapolis) | Statement: [White River (Indiana), hasBridge, Keystone Avenue Bridge (Indianapolis)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Keystone Avenue Bridge (Indianapolis)
Context triple: [White River (Indiana), hasBridge, Keystone Avenue Bridge (Indianapolis)]
  • A. New York Street Bridge (Indianapolis)
    New York Street Bridge (Indianapolis) is a historic multi-span concrete arch bridge in downtown Indianapolis that carries New York Street across the White River.
  • B. West Jefferson Avenue Bridge
    The West Jefferson Avenue Bridge is a historic vehicular swing bridge in Michigan that spans the Trenton Channel of the Detroit River, connecting Grosse Ile to the mainland.
  • C. Northern Avenue Bridge
    The Northern Avenue Bridge is a historic steel truss bridge in Boston, Massachusetts, known for its former role carrying traffic across the Fort Point Channel between downtown and the Seaport District.
  • D. North Avenue Bridge
    North Avenue Bridge is a Chicago roadway bridge that carries North Avenue over the Chicago River near the site of the former North Avenue Dam.
  • E. Lafayette Avenue Bridge
    The Lafayette Avenue Bridge is a bascule drawbridge in Bay City, Michigan, that carries Lafayette Avenue across the Saginaw River and serves as a key local transportation link.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Keystone Avenue Bridge (Indianapolis)
Triple: [White River (Indiana), hasBridge, Keystone Avenue Bridge (Indianapolis)]
Generated description
The Keystone Avenue Bridge in Indianapolis is a roadway bridge that carries Keystone Avenue across the White River, serving as a key connector in the city’s transportation network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Keystone Avenue Bridge (Indianapolis)
Target entity description: The Keystone Avenue Bridge in Indianapolis is a roadway bridge that carries Keystone Avenue across the White River, serving as a key connector in the city’s transportation network.
  • A. New York Street Bridge (Indianapolis)
    New York Street Bridge (Indianapolis) is a historic multi-span concrete arch bridge in downtown Indianapolis that carries New York Street across the White River.
  • B. West Jefferson Avenue Bridge
    The West Jefferson Avenue Bridge is a historic vehicular swing bridge in Michigan that spans the Trenton Channel of the Detroit River, connecting Grosse Ile to the mainland.
  • C. Northern Avenue Bridge
    The Northern Avenue Bridge is a historic steel truss bridge in Boston, Massachusetts, known for its former role carrying traffic across the Fort Point Channel between downtown and the Seaport District.
  • D. North Avenue Bridge
    North Avenue Bridge is a Chicago roadway bridge that carries North Avenue over the Chicago River near the site of the former North Avenue Dam.
  • E. Lafayette Avenue Bridge
    The Lafayette Avenue Bridge is a bascule drawbridge in Bay City, Michigan, that carries Lafayette Avenue across the Saginaw River and serves as a key local transportation link.
  • F. None of above. chosen

Provenance (5 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_69e24553980c8190bb66a2ae0bdab125 completed April 17, 2026, 2:36 p.m.
NER Named-entity recognition batch_69f1a5dbdf248190a09e971f2718d01f completed April 29, 2026, 6:31 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0c67b161548190a9017a58147e6201 completed May 19, 2026, 1:37 p.m.
NEDg Description generation batch_6a0c72171580819097c9f287d501ae7e completed May 19, 2026, 2:22 p.m.
NED2 Entity disambiguation (via description) batch_6a0c770010308190a0a07b50fdca7d6a completed May 19, 2026, 2:43 p.m.
Created at: April 17, 2026, 5:50 p.m.