Triple

T16874567
Position Surface form Disambiguated ID Type / Status
Subject Iowa Falls E421264 entity
Predicate hasBridge P386 FINISHED
Object Iowa Falls Swinging Bridge
The Iowa Falls Swinging Bridge is a historic pedestrian suspension bridge spanning the Iowa River in Iowa Falls, Iowa, known for its slight sway and scenic views.
E1239121 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: Iowa Falls Swinging Bridge | Statement: [Iowa Falls, hasBridge, Iowa Falls Swinging Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Iowa Falls Swinging Bridge
Context triple: [Iowa Falls, hasBridge, Iowa Falls Swinging Bridge]
  • A. Wasauksing Swing Bridge
    The Wasauksing Swing Bridge is a movable bridge in Ontario, Canada that provides the primary road and rail access between Parry Island (home of the Wasauksing First Nation) and the mainland.
  • B. Whirlpool Rapids Bridge
    Whirlpool Rapids Bridge is a historic steel arch bridge connecting Niagara Falls, New York, and Niagara Falls, Ontario, spanning the Niagara Gorge just downstream from the famous falls.
  • C. High Trestle Bridge over Des Moines River
    The High Trestle Bridge over the Des Moines River is a strikingly designed former railroad bridge turned pedestrian and cycling landmark, renowned for its illuminated steel “tunnel” art installation and expansive river valley views.
  • D. Duluth Aerial Lift Bridge
    The Duluth Aerial Lift Bridge is a historic vertical-lift bridge in Duluth, Minnesota, that spans the Duluth Ship Canal and serves as an iconic landmark of the city’s harbor.
  • E. I-80 bridge over Iowa River
    The I-80 bridge over the Iowa River is a highway bridge in Iowa that carries Interstate 80 across the Iowa River as part of a major east–west transportation corridor in the United States.
  • 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: Iowa Falls Swinging Bridge
Triple: [Iowa Falls, hasBridge, Iowa Falls Swinging Bridge]
Generated description
The Iowa Falls Swinging Bridge is a historic pedestrian suspension bridge spanning the Iowa River in Iowa Falls, Iowa, known for its slight sway and scenic views.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Iowa Falls Swinging Bridge
Target entity description: The Iowa Falls Swinging Bridge is a historic pedestrian suspension bridge spanning the Iowa River in Iowa Falls, Iowa, known for its slight sway and scenic views.
  • A. Wasauksing Swing Bridge
    The Wasauksing Swing Bridge is a movable bridge in Ontario, Canada that provides the primary road and rail access between Parry Island (home of the Wasauksing First Nation) and the mainland.
  • B. Whirlpool Rapids Bridge
    Whirlpool Rapids Bridge is a historic steel arch bridge connecting Niagara Falls, New York, and Niagara Falls, Ontario, spanning the Niagara Gorge just downstream from the famous falls.
  • C. High Trestle Bridge over Des Moines River
    The High Trestle Bridge over the Des Moines River is a strikingly designed former railroad bridge turned pedestrian and cycling landmark, renowned for its illuminated steel “tunnel” art installation and expansive river valley views.
  • D. Duluth Aerial Lift Bridge
    The Duluth Aerial Lift Bridge is a historic vertical-lift bridge in Duluth, Minnesota, that spans the Duluth Ship Canal and serves as an iconic landmark of the city’s harbor.
  • E. I-80 bridge over Iowa River
    The I-80 bridge over the Iowa River is a highway bridge in Iowa that carries Interstate 80 across the Iowa River as part of a major east–west transportation corridor in the United States.
  • 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_69d889d470fc8190b4aec199636c0c56 completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e3b7f5290481909e0fd0af30935fcd completed April 18, 2026, 4:57 p.m.
NED1 Entity disambiguation (via context triple) batch_6a00c2b2e67c81908e2313491d16353f completed May 10, 2026, 5:38 p.m.
NEDg Description generation batch_6a00c332051c8190b086a6e29b8d9c61 completed May 10, 2026, 5:41 p.m.
NED2 Entity disambiguation (via description) batch_6a00c4371d7481908ee341415606c0a5 completed May 10, 2026, 5:45 p.m.
Created at: April 10, 2026, 5:29 a.m.