Triple
T15610587
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Charles City, Iowa |
E375278
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object |
Suspension bridge over the Cedar River
The suspension bridge over the Cedar River is a historic pedestrian bridge in Charles City, Iowa, known as a local landmark and scenic crossing of the river.
|
E1167014
|
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: Suspension bridge over the Cedar River | Statement: [Charles City, Iowa, hasLandmark, Suspension bridge over the Cedar River]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Suspension bridge over the Cedar River Context triple: [Charles City, Iowa, hasLandmark, Suspension bridge over the Cedar River]
-
A.
Historic Columbia River Highway bridge over Sandy River
The Historic Columbia River Highway bridge over the Sandy River is an early 20th-century reinforced-concrete arch bridge in Oregon, notable for its elegant design and role in the scenic Historic Columbia River Highway.
-
B.
Hood River Bridge
Hood River Bridge is a toll bridge spanning the Columbia River between Hood River, Oregon, and White Salmon, Washington, serving as a key regional crossing in the Pacific Northwest.
-
C.
Salmon Falls River Bridge
Salmon Falls River Bridge is a historic span that carries traffic across the Salmon Falls River between New Hampshire and Maine.
-
D.
Rock River bridge
Rock River bridge is a notable local bridge in Rock Rapids, Iowa, spanning the Rock River and serving as an important transportation and community landmark.
-
E.
Siuslaw River Bridge
The Siuslaw River Bridge is a historic Art Deco–style bascule bridge on the Oregon Coast, notable for carrying U.S. Route 101 across the Siuslaw River at Florence.
- 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: Suspension bridge over the Cedar River Triple: [Charles City, Iowa, hasLandmark, Suspension bridge over the Cedar River]
Generated description
The suspension bridge over the Cedar River is a historic pedestrian bridge in Charles City, Iowa, known as a local landmark and scenic crossing of the river.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Suspension bridge over the Cedar River Target entity description: The suspension bridge over the Cedar River is a historic pedestrian bridge in Charles City, Iowa, known as a local landmark and scenic crossing of the river.
-
A.
Historic Columbia River Highway bridge over Sandy River
The Historic Columbia River Highway bridge over the Sandy River is an early 20th-century reinforced-concrete arch bridge in Oregon, notable for its elegant design and role in the scenic Historic Columbia River Highway.
-
B.
Hood River Bridge
Hood River Bridge is a toll bridge spanning the Columbia River between Hood River, Oregon, and White Salmon, Washington, serving as a key regional crossing in the Pacific Northwest.
-
C.
Salmon Falls River Bridge
Salmon Falls River Bridge is a historic span that carries traffic across the Salmon Falls River between New Hampshire and Maine.
-
D.
Rock River bridge
Rock River bridge is a notable local bridge in Rock Rapids, Iowa, spanning the Rock River and serving as an important transportation and community landmark.
-
E.
Siuslaw River Bridge
The Siuslaw River Bridge is a historic Art Deco–style bascule bridge on the Oregon Coast, notable for carrying U.S. Route 101 across the Siuslaw River at Florence.
- 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_69d85ccf2794819096cda4cbcb02d478 |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69e04e8024948190a6c711f2e5c2aac4 |
completed | April 16, 2026, 2:50 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff56d76c108190aa3cae2d7e17c301 |
completed | May 9, 2026, 3:46 p.m. |
| NEDg | Description generation | batch_69ff57c304188190afa695ae88cf0234 |
completed | May 9, 2026, 3:50 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ff5920436c81909addad5bb4566ae9 |
completed | May 9, 2026, 3:56 p.m. |
Created at: April 10, 2026, 4:13 a.m.