Triple

T8303472
Position Surface form Disambiguated ID Type / Status
Subject Burrard Inlet E194401 entity
Predicate crossedBy P416 FINISHED
Object Ironworkers Memorial Second Narrows Crossing
The Ironworkers Memorial Second Narrows Crossing is a major steel truss bridge in Vancouver, British Columbia, known both as a key transportation link and for the 1958 construction disaster that led to its memorial designation.
E723841 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: Ironworkers Memorial Second Narrows Crossing | Statement: [Burrard Inlet, crossedBy, Ironworkers Memorial Second Narrows Crossing]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ironworkers Memorial Second Narrows Crossing
Context triple: [Burrard Inlet, crossedBy, Ironworkers Memorial Second Narrows Crossing]
  • A. Lions Gate Bridge
    The Lions Gate Bridge is a landmark suspension bridge in Vancouver, British Columbia, that spans Burrard Inlet and connects the city to the North Shore.
  • B. Hudson Memorial Bridge
    The Hudson Memorial Bridge is a major highway bridge spanning the Tennessee River in Decatur, Alabama, serving as a key transportation link in the region.
  • C. Independence Bridge
    Independence Bridge is a vehicular bascule bridge spanning the Saginaw River in Bay City, Michigan.
  • D. Astoria-Megler Bridge
    The Astoria-Megler Bridge is a long steel cantilever bridge spanning the mouth of the Columbia River, connecting Astoria, Oregon, to Point Ellice near Megler, Washington.
  • E. Margaret Hunt Hill Bridge
    The Margaret Hunt Hill Bridge is a landmark cable-stayed bridge in Dallas, Texas, known for its striking central arch and sculptural design.
  • 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: Ironworkers Memorial Second Narrows Crossing
Triple: [Burrard Inlet, crossedBy, Ironworkers Memorial Second Narrows Crossing]
Generated description
The Ironworkers Memorial Second Narrows Crossing is a major steel truss bridge in Vancouver, British Columbia, known both as a key transportation link and for the 1958 construction disaster that led to its memorial designation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ironworkers Memorial Second Narrows Crossing
Target entity description: The Ironworkers Memorial Second Narrows Crossing is a major steel truss bridge in Vancouver, British Columbia, known both as a key transportation link and for the 1958 construction disaster that led to its memorial designation.
  • A. Lions Gate Bridge
    The Lions Gate Bridge is a landmark suspension bridge in Vancouver, British Columbia, that spans Burrard Inlet and connects the city to the North Shore.
  • B. Hudson Memorial Bridge
    The Hudson Memorial Bridge is a major highway bridge spanning the Tennessee River in Decatur, Alabama, serving as a key transportation link in the region.
  • C. Independence Bridge
    Independence Bridge is a vehicular bascule bridge spanning the Saginaw River in Bay City, Michigan.
  • D. Astoria-Megler Bridge
    The Astoria-Megler Bridge is a long steel cantilever bridge spanning the mouth of the Columbia River, connecting Astoria, Oregon, to Point Ellice near Megler, Washington.
  • E. Margaret Hunt Hill Bridge
    The Margaret Hunt Hill Bridge is a landmark cable-stayed bridge in Dallas, Texas, known for its striking central arch and sculptural design.
  • 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_69ca82e613e88190bf8139669bbd0d53 completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cb7e8b9f6081909100d1da8a078616 completed March 31, 2026, 7:58 a.m.
NED1 Entity disambiguation (via context triple) batch_69cd68c2a14c81908388ecdd22315390 completed April 1, 2026, 6:49 p.m.
NEDg Description generation batch_69cd6d58032c8190ba99f78670924ae5 completed April 1, 2026, 7:09 p.m.
NED2 Entity disambiguation (via description) batch_69cd7e5be1108190afbc65b69a7700f2 completed April 1, 2026, 8:21 p.m.
Created at: March 30, 2026, 5:53 p.m.