Triple

T9104482
Position Surface form Disambiguated ID Type / Status
Subject Bloor Viaduct E218442 entity
Predicate hasComponent P35 FINISHED
Object Rosedale Ravine Bridge
Rosedale Ravine Bridge is a steel arch bridge in Toronto that carries Bloor Street East across the Rosedale Ravine as part of the Prince Edward Viaduct system.
 E902560 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: Rosedale Ravine Bridge | Statement: [Bloor Viaduct, hasComponent, Rosedale Ravine Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Rosedale Ravine Bridge
Context triple: [Bloor Viaduct, hasComponent, Rosedale Ravine Bridge]
  • A. Willis Avenue Bridge
    The Willis Avenue Bridge is a swing bridge in New York City that carries traffic between Manhattan and the Bronx.
  • B. Laurel Street Bridge
    Laurel Street Bridge is a historic concrete arch bridge in San Diego’s Balboa Park, notable for carrying traffic over a canyon into the park and serving as an iconic local landmark.
  • C. 79th Street Bridge
    The 79th Street Bridge is a causeway crossing in Miami, Florida, that connects the mainland to the barrier islands across Biscayne Bay.
  • D. 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.
  • E. 145th Street Bridge
    The 145th Street Bridge is a swing bridge in New York City that carries vehicular and pedestrian traffic between Manhattan and the Bronx.
  • 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: Rosedale Ravine Bridge
Triple: [Bloor Viaduct, hasComponent, Rosedale Ravine Bridge]
Generated description
Rosedale Ravine Bridge is a steel arch bridge in Toronto that carries Bloor Street East across the Rosedale Ravine as part of the Prince Edward Viaduct system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Rosedale Ravine Bridge
Target entity description: Rosedale Ravine Bridge is a steel arch bridge in Toronto that carries Bloor Street East across the Rosedale Ravine as part of the Prince Edward Viaduct system.
  • A. Willis Avenue Bridge
    The Willis Avenue Bridge is a swing bridge in New York City that carries traffic between Manhattan and the Bronx.
  • B. Laurel Street Bridge
    Laurel Street Bridge is a historic concrete arch bridge in San Diego’s Balboa Park, notable for carrying traffic over a canyon into the park and serving as an iconic local landmark.
  • C. 79th Street Bridge
    The 79th Street Bridge is a causeway crossing in Miami, Florida, that connects the mainland to the barrier islands across Biscayne Bay.
  • D. 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.
  • E. 145th Street Bridge
    The 145th Street Bridge is a swing bridge in New York City that carries vehicular and pedestrian traffic between Manhattan and the Bronx.
  • 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_69ca83db7448819090d0a5de842ef2ac completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69cca56f1f10819091abadf7cd06c3a6 completed April 1, 2026, 4:56 a.m.
NED1 Entity disambiguation (via context triple) batch_69e3c79bc53481908552af9ebd582edf completed April 18, 2026, 6:04 p.m.
NEDg Description generation batch_69e3ca36528081908dd0db5063e90b3b completed April 18, 2026, 6:15 p.m.
NED2 Entity disambiguation (via description) batch_69e3cf08cf108190966b4abd0514a6ea completed April 18, 2026, 6:35 p.m.
Created at: March 30, 2026, 7:15 p.m.