Triple
T8871132
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Winterset, Iowa |
E211156
|
entity |
| Predicate | hasHistoricStructure |
P1098
|
FINISHED |
| Object |
Cutler–Donahoe Bridge
The Cutler–Donahoe Bridge is a historic covered bridge in Madison County, Iowa, renowned as one of the iconic “Bridges of Madison County” and a notable local tourist attraction.
|
E879634
|
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: Cutler–Donahoe Bridge | Statement: [Winterset, Iowa, hasHistoricStructure, Cutler–Donahoe Bridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cutler–Donahoe Bridge Context triple: [Winterset, Iowa, hasHistoricStructure, Cutler–Donahoe Bridge]
-
A.
Dames Point Bridge
The Dames Point Bridge is a large cable-stayed bridge in Jacksonville, Florida, known for carrying Interstate 295 across the St. Johns River and being one of the longest cable-stayed bridges in the United States.
-
B.
Glenn L. Jackson Memorial Bridge
The Glenn L. Jackson Memorial Bridge is a major concrete segmental bridge carrying traffic across the Columbia River between Oregon and Washington as part of the Portland metropolitan highway system.
-
C.
Seabreeze Bridge
Seabreeze Bridge is a roadway bridge in Daytona Beach, Florida, that carries traffic across the Halifax River between the beachside and mainland areas.
-
D.
Lacey V. Murrow Memorial Bridge
The Lacey V. Murrow Memorial Bridge is a major floating bridge in Washington State that carries Interstate 90 across Lake Washington, connecting Seattle to its eastern suburbs.
-
E.
John P. Grace Memorial Bridge
The John P. Grace Memorial Bridge was a cantilever truss bridge in Charleston, South Carolina, that carried U.S. Route 17 and served as a primary crossing between Charleston and Mount Pleasant for much of the 20th century.
- 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: Cutler–Donahoe Bridge Triple: [Winterset, Iowa, hasHistoricStructure, Cutler–Donahoe Bridge]
Generated description
The Cutler–Donahoe Bridge is a historic covered bridge in Madison County, Iowa, renowned as one of the iconic “Bridges of Madison County” and a notable local tourist attraction.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Cutler–Donahoe Bridge Target entity description: The Cutler–Donahoe Bridge is a historic covered bridge in Madison County, Iowa, renowned as one of the iconic “Bridges of Madison County” and a notable local tourist attraction.
-
A.
Dames Point Bridge
The Dames Point Bridge is a large cable-stayed bridge in Jacksonville, Florida, known for carrying Interstate 295 across the St. Johns River and being one of the longest cable-stayed bridges in the United States.
-
B.
Glenn L. Jackson Memorial Bridge
The Glenn L. Jackson Memorial Bridge is a major concrete segmental bridge carrying traffic across the Columbia River between Oregon and Washington as part of the Portland metropolitan highway system.
-
C.
Seabreeze Bridge
Seabreeze Bridge is a roadway bridge in Daytona Beach, Florida, that carries traffic across the Halifax River between the beachside and mainland areas.
-
D.
Lacey V. Murrow Memorial Bridge
The Lacey V. Murrow Memorial Bridge is a major floating bridge in Washington State that carries Interstate 90 across Lake Washington, connecting Seattle to its eastern suburbs.
-
E.
John P. Grace Memorial Bridge
The John P. Grace Memorial Bridge was a cantilever truss bridge in Charleston, South Carolina, that carried U.S. Route 17 and served as a primary crossing between Charleston and Mount Pleasant for much of the 20th century.
- 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_69ca838d3c7c8190a849566d5afd2b11 |
completed | March 30, 2026, 2:07 p.m. |
| NER | Named-entity recognition | batch_69cc6126d2f88190979ab25772ee657c |
completed | April 1, 2026, 12:04 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d98801deb8819092a45193078f09b4 |
completed | April 10, 2026, 11:30 p.m. |
| NEDg | Description generation | batch_69d98ae8403c81908a229aa06bd0388a |
completed | April 10, 2026, 11:42 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d98ce9ba0c8190a7c62fa670e23705 |
completed | April 10, 2026, 11:51 p.m. |
Created at: March 30, 2026, 6:51 p.m.