Triple

T12063584
Position Surface form Disambiguated ID Type / Status
Subject Madison County, Iowa E287235 entity
Predicate hasLandmark P105 FINISHED
Object 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.”
 E982695 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: Imes Covered Bridge | Statement: [Madison County, Iowa, hasLandmark, Imes Covered Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Imes Covered Bridge
Context triple: [Madison County, Iowa, hasLandmark, Imes 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. 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.
  • C. 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.
  • D. Holliwell Covered Bridge
    Holliwell Covered Bridge is a historic wooden covered bridge in Madison County, Iowa, famed for its picturesque setting and association with "The Bridges of Madison County."
  • E. 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.
  • 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: Imes Covered Bridge
Triple: [Madison County, Iowa, hasLandmark, Imes Covered Bridge]
Generated description
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.”
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Imes Covered Bridge
Target entity description: 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.”
  • 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. 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.
  • C. 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.
  • D. Holliwell Covered Bridge
    Holliwell Covered Bridge is a historic wooden covered bridge in Madison County, Iowa, famed for its picturesque setting and association with "The Bridges of Madison County."
  • E. 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.
  • 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_69f63454d1b88190a01db0e2a7363d05 completed May 2, 2026, 5:28 p.m.
NEDg Description generation batch_69f63674aa3c81908ba82a9d246b3b3a completed May 2, 2026, 5:37 p.m.
NED2 Entity disambiguation (via description) batch_69f63a9b32fc8190ab98492ff91d2a66 completed May 2, 2026, 5:55 p.m.
Created at: April 8, 2026, 9:48 p.m.