Triple
T12845399
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Madison County, Iowa |
E307161
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object |
Cutler–Donahoe Covered Bridge
The Cutler–Donahoe Covered Bridge is a historic wooden covered bridge in Madison County, Iowa, celebrated as one of the county’s iconic 19th-century bridges and a popular heritage and tourist attraction.
|
E1014290
|
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 Covered Bridge | Statement: [Madison County, Iowa, hasLandmark, Cutler–Donahoe Covered Bridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cutler–Donahoe Covered Bridge Context triple: [Madison County, Iowa, hasLandmark, Cutler–Donahoe Covered Bridge]
-
A.
Currin Covered Bridge
Currin Covered Bridge is a historic wooden covered bridge near Cottage Grove, Oregon, noted for its distinctive red-and-white paint and classic Howe truss design.
-
B.
Newfield Covered Bridge
Newfield Covered Bridge is a historic 19th-century wooden covered bridge in Newfield, New York, noted as one of the oldest surviving covered bridges in the state.
-
C.
Cedar Covered Bridge
Cedar Covered Bridge is a historic wooden covered bridge in Madison County, Iowa, famed as one of the iconic “Bridges of Madison County” featured in literature and film.
-
D.
Imes Covered Bridge
Imes Covered Bridge is a historic wooden covered bridge in Madison County, Iowa, known as one of the county’s iconic 19th-century bridges featured in “The Bridges of Madison County.”
-
E.
Eldean Covered Bridge
Eldean Covered Bridge is a historic 19th-century covered wooden bridge in Troy, Ohio, noted for its long span and preservation as a significant example of American covered bridge engineering.
- 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 Covered Bridge Triple: [Madison County, Iowa, hasLandmark, Cutler–Donahoe Covered Bridge]
Generated description
The Cutler–Donahoe Covered Bridge is a historic wooden covered bridge in Madison County, Iowa, celebrated as one of the county’s iconic 19th-century bridges and a popular heritage and tourist attraction.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Cutler–Donahoe Covered Bridge Target entity description: The Cutler–Donahoe Covered Bridge is a historic wooden covered bridge in Madison County, Iowa, celebrated as one of the county’s iconic 19th-century bridges and a popular heritage and tourist attraction.
-
A.
Currin Covered Bridge
Currin Covered Bridge is a historic wooden covered bridge near Cottage Grove, Oregon, noted for its distinctive red-and-white paint and classic Howe truss design.
-
B.
Newfield Covered Bridge
Newfield Covered Bridge is a historic 19th-century wooden covered bridge in Newfield, New York, noted as one of the oldest surviving covered bridges in the state.
-
C.
Cedar Covered Bridge
Cedar Covered Bridge is a historic wooden covered bridge in Madison County, Iowa, famed as one of the iconic “Bridges of Madison County” featured in literature and film.
-
D.
Imes Covered Bridge
Imes Covered Bridge is a historic wooden covered bridge in Madison County, Iowa, known as one of the county’s iconic 19th-century bridges featured in “The Bridges of Madison County.”
-
E.
Eldean Covered Bridge
Eldean Covered Bridge is a historic 19th-century covered wooden bridge in Troy, Ohio, noted for its long span and preservation as a significant example of American covered bridge engineering.
- 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_69d7bdf5e7cc8190be357278bc5ba3bb |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d96ff3a7208190b93f6292ed5efc07 |
completed | April 10, 2026, 9:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6b8c962f08190af7dee663a1d2319 |
completed | May 3, 2026, 2:54 a.m. |
| NEDg | Description generation | batch_69f6b9a1ca54819085da2ca592bf5219 |
completed | May 3, 2026, 2:57 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69f6bb304f7c8190a02aa2c5f71cea89 |
completed | May 3, 2026, 3:04 a.m. |
Created at: April 9, 2026, 5:36 p.m.