Triple

T5360541
Position Surface form Disambiguated ID Type / Status
Subject South Saskatchewan River E103008 entity
Predicate hasBridge P386 FINISHED
Object Broadway Bridge in Saskatoon
The Broadway Bridge in Saskatoon is a historic concrete arch bridge and city landmark that carries Broadway Avenue across the South Saskatchewan River, linking the Nutana and downtown areas.
E514894 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: Broadway Bridge in Saskatoon | Statement: [South Saskatchewan River, hasBridge, Broadway Bridge in Saskatoon]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Broadway Bridge in Saskatoon
Context triple: [South Saskatchewan River, hasBridge, Broadway Bridge in Saskatoon]
  • A. University Bridge in Saskatoon
    The University Bridge in Saskatoon is a prominent multi-span concrete arch bridge that carries traffic across the South Saskatchewan River, linking the city’s downtown with the University of Saskatchewan campus.
  • B. Walterdale Bridge (Edmonton)
    Walterdale Bridge (Edmonton) is a prominent modern steel arch bridge in downtown Edmonton, Alberta, known for carrying traffic across the North Saskatchewan River and serving as a recognizable city landmark.
  • C. Lethbridge Viaduct
    The Lethbridge Viaduct, also known as the High Level Bridge, is a historic steel railway trestle in Lethbridge, Alberta, and one of the longest and highest bridges of its kind in the world.
  • D. Algonquin Bridge
    Algonquin Bridge is a pedestrian bridge located on the Toronto Islands, providing a scenic crossing between parts of the island park system.
  • E. Humber Bay Arch Bridge
    The Humber Bay Arch Bridge is a distinctive pedestrian and cyclist bridge in Toronto, Canada, known for its elegant twin-arch design spanning the mouth of the Humber River along the waterfront.
  • 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: Broadway Bridge in Saskatoon
Triple: [South Saskatchewan River, hasBridge, Broadway Bridge in Saskatoon]
Generated description
The Broadway Bridge in Saskatoon is a historic concrete arch bridge and city landmark that carries Broadway Avenue across the South Saskatchewan River, linking the Nutana and downtown areas.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Broadway Bridge in Saskatoon
Target entity description: The Broadway Bridge in Saskatoon is a historic concrete arch bridge and city landmark that carries Broadway Avenue across the South Saskatchewan River, linking the Nutana and downtown areas.
  • A. University Bridge in Saskatoon
    The University Bridge in Saskatoon is a prominent multi-span concrete arch bridge that carries traffic across the South Saskatchewan River, linking the city’s downtown with the University of Saskatchewan campus.
  • B. Walterdale Bridge (Edmonton)
    Walterdale Bridge (Edmonton) is a prominent modern steel arch bridge in downtown Edmonton, Alberta, known for carrying traffic across the North Saskatchewan River and serving as a recognizable city landmark.
  • C. Lethbridge Viaduct
    The Lethbridge Viaduct, also known as the High Level Bridge, is a historic steel railway trestle in Lethbridge, Alberta, and one of the longest and highest bridges of its kind in the world.
  • D. Algonquin Bridge
    Algonquin Bridge is a pedestrian bridge located on the Toronto Islands, providing a scenic crossing between parts of the island park system.
  • E. Humber Bay Arch Bridge
    The Humber Bay Arch Bridge is a distinctive pedestrian and cyclist bridge in Toronto, Canada, known for its elegant twin-arch design spanning the mouth of the Humber River along the waterfront.
  • 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_69bd43daa3e4819090b59d127db70e57 completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd86588af081908c846fcde65724da completed March 20, 2026, 5:39 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf291c89c8819084b9305c3bddc3c0 completed March 21, 2026, 11:26 p.m.
NEDg Description generation batch_69bf29ba3e1c8190987f22566a9ec806 completed March 21, 2026, 11:28 p.m.
NED2 Entity disambiguation (via description) batch_69bf2a489ec88190bbeb628b4903607c completed March 21, 2026, 11:31 p.m.
Created at: March 20, 2026, 2:02 p.m.