Triple

T12063580
Position Surface form Disambiguated ID Type / Status
Subject Madison County, Iowa E287235 entity
Predicate hasLandmark P105 FINISHED
Object Roseman Covered Bridge
Roseman Covered Bridge is a historic wooden covered bridge in rural Madison County, Iowa, famed for its picturesque setting and association with "The Bridges of Madison County."
E962447 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: Roseman Covered Bridge | Statement: [Madison County, Iowa, hasLandmark, Roseman Covered Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Roseman Covered Bridge
Context triple: [Madison County, Iowa, hasLandmark, Roseman Covered Bridge]
  • A. 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.
  • B. 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.
  • C. Felton Covered Bridge
    Felton Covered Bridge is a historic wooden covered bridge in Felton, California, noted as one of the tallest covered bridges in the United States and a landmark of the town’s 19th-century logging era.
  • D. Swann Covered Bridge
    Swann Covered Bridge is a historic wooden covered bridge in Blount County, Alabama, noted as one of the longest and best-preserved examples of its kind in the state.
  • E. Everett Covered Bridge
    Everett Covered Bridge is a historic wooden covered bridge in Ohio, known as the last remaining covered bridge in Summit County and a popular landmark within Cuyahoga Valley National Park.
  • 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: Roseman Covered Bridge
Triple: [Madison County, Iowa, hasLandmark, Roseman Covered Bridge]
Generated description
Roseman Covered Bridge is a historic wooden covered bridge in rural Madison County, Iowa, famed for its picturesque setting and association with "The Bridges of Madison County."
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Roseman Covered Bridge
Target entity description: Roseman Covered Bridge is a historic wooden covered bridge in rural Madison County, Iowa, famed for its picturesque setting and association with "The Bridges of Madison County."
  • A. 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.
  • B. 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.
  • C. Felton Covered Bridge
    Felton Covered Bridge is a historic wooden covered bridge in Felton, California, noted as one of the tallest covered bridges in the United States and a landmark of the town’s 19th-century logging era.
  • D. Swann Covered Bridge
    Swann Covered Bridge is a historic wooden covered bridge in Blount County, Alabama, noted as one of the longest and best-preserved examples of its kind in the state.
  • E. Everett Covered Bridge
    Everett Covered Bridge is a historic wooden covered bridge in Ohio, known as the last remaining covered bridge in Summit County and a popular landmark within Cuyahoga Valley National Park.
  • 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_69d6ab4846e081908ee7bbd66a6d3459 completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d90440dd988190ae2b80367aceb6f7 completed April 10, 2026, 2:08 p.m.
NED1 Entity disambiguation (via context triple) batch_69f5f654eb1881908d656009f1362ecf completed May 2, 2026, 1:04 p.m.
NEDg Description generation batch_69f5fd79da748190b3f0dd7d7a46314d completed May 2, 2026, 1:34 p.m.
NED2 Entity disambiguation (via description) batch_69f5feeeeb2081908191b1c2d1c2fbfd completed May 2, 2026, 1:41 p.m.
Created at: April 8, 2026, 9:48 p.m.