Triple
T8871137
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Winterset, Iowa |
E211156
|
entity |
| Predicate | hasHistoricStructure |
P1098
|
FINISHED |
| Object |
Hogback Bridge
Hogback Bridge is a historic covered bridge in Madison County, Iowa, famed as one of the iconic "Bridges of Madison County" and a popular tourist attraction.
|
E881586
|
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: Hogback Bridge | Statement: [Winterset, Iowa, hasHistoricStructure, Hogback Bridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hogback Bridge Context triple: [Winterset, Iowa, hasHistoricStructure, Hogback Bridge]
-
A.
Hickman Bridge
Hickman Bridge is a prominent natural sandstone arch and popular hiking destination located within Capitol Reef National Park in Utah.
-
B.
Kedzie Bridge
Kedzie Bridge is a pedestrian bridge on the Michigan State University campus that spans the Red Cedar River and connects key areas of the East Lansing grounds.
-
C.
Hathaway Bridge
Hathaway Bridge is a major vehicular bridge in Bay County, Florida, carrying traffic across St. Andrew Bay as part of a key Gulf Coast transportation route.
-
D.
Galena Creek Bridge
Galena Creek Bridge is a large concrete arch highway bridge in Nevada known for carrying traffic through the mountainous terrain south of Reno.
-
E.
Agate Pass Bridge
Agate Pass Bridge is a steel cantilever truss bridge in Washington State that carries State Route 305 between Bainbridge Island and the Kitsap Peninsula.
- 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: Hogback Bridge Triple: [Winterset, Iowa, hasHistoricStructure, Hogback Bridge]
Generated description
Hogback Bridge is a historic covered bridge in Madison County, Iowa, famed as one of the iconic "Bridges of Madison County" and a popular tourist attraction.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Hogback Bridge Target entity description: Hogback Bridge is a historic covered bridge in Madison County, Iowa, famed as one of the iconic "Bridges of Madison County" and a popular tourist attraction.
-
A.
Hickman Bridge
Hickman Bridge is a prominent natural sandstone arch and popular hiking destination located within Capitol Reef National Park in Utah.
-
B.
Kedzie Bridge
Kedzie Bridge is a pedestrian bridge on the Michigan State University campus that spans the Red Cedar River and connects key areas of the East Lansing grounds.
-
C.
Hathaway Bridge
Hathaway Bridge is a major vehicular bridge in Bay County, Florida, carrying traffic across St. Andrew Bay as part of a key Gulf Coast transportation route.
-
D.
Galena Creek Bridge
Galena Creek Bridge is a large concrete arch highway bridge in Nevada known for carrying traffic through the mountainous terrain south of Reno.
-
E.
Agate Pass Bridge
Agate Pass Bridge is a steel cantilever truss bridge in Washington State that carries State Route 305 between Bainbridge Island and the Kitsap Peninsula.
- 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_69dbac7a42348190a86fa5a97e3d36ca |
completed | April 12, 2026, 2:30 p.m. |
| NEDg | Description generation | batch_69dbaeb211088190a9118c71918584e5 |
completed | April 12, 2026, 2:39 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69dbaf7c999c819097a8cdf5bd82f648 |
completed | April 12, 2026, 2:43 p.m. |
Created at: March 30, 2026, 6:51 p.m.