Triple
T2078595
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chattanooga |
E44986
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object |
Walnut Street Bridge
Walnut Street Bridge is a historic pedestrian truss bridge in Chattanooga, Tennessee, known as one of the world’s longest pedestrian bridges and a prominent riverfront landmark.
|
E234376
|
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: Walnut Street Bridge | Statement: [Chattanooga, hasLandmark, Walnut Street Bridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Walnut Street Bridge Context triple: [Chattanooga, hasLandmark, Walnut Street Bridge]
-
A.
Wells Street Bridge
Wells Street Bridge is a historic double-deck, double-leaf bascule bridge in downtown Chicago that carries both road traffic and elevated trains across the Chicago River.
-
B.
Market Street Bridge (Harrisburg)
The Market Street Bridge in Harrisburg is a historic multi-span bridge that carries Market Street across the Susquehanna River, linking downtown Harrisburg with the West Shore communities.
-
C.
Benjamin Franklin Bridge
The Benjamin Franklin Bridge is a major suspension bridge connecting Philadelphia, Pennsylvania, and Camden, New Jersey, serving as a key transportation link across the Delaware River.
-
D.
Kinzie Street Railroad Bridge
The Kinzie Street Railroad Bridge is a historic, early 20th-century vertical-lift railroad bridge in downtown Chicago, notable as one of the city’s iconic industrial-era river crossings.
-
E.
14th Street Bridge
The 14th Street Bridge is a major bridge complex over the Potomac River in the Washington, D.C. area that carries multiple highway and rail routes between Virginia and the nation’s capital.
- 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: Walnut Street Bridge Triple: [Chattanooga, hasLandmark, Walnut Street Bridge]
Generated description
Walnut Street Bridge is a historic pedestrian truss bridge in Chattanooga, Tennessee, known as one of the world’s longest pedestrian bridges and a prominent riverfront landmark.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Walnut Street Bridge Target entity description: Walnut Street Bridge is a historic pedestrian truss bridge in Chattanooga, Tennessee, known as one of the world’s longest pedestrian bridges and a prominent riverfront landmark.
-
A.
Wells Street Bridge
Wells Street Bridge is a historic double-deck, double-leaf bascule bridge in downtown Chicago that carries both road traffic and elevated trains across the Chicago River.
-
B.
Market Street Bridge (Harrisburg)
The Market Street Bridge in Harrisburg is a historic multi-span bridge that carries Market Street across the Susquehanna River, linking downtown Harrisburg with the West Shore communities.
-
C.
Benjamin Franklin Bridge
The Benjamin Franklin Bridge is a major suspension bridge connecting Philadelphia, Pennsylvania, and Camden, New Jersey, serving as a key transportation link across the Delaware River.
-
D.
Kinzie Street Railroad Bridge
The Kinzie Street Railroad Bridge is a historic, early 20th-century vertical-lift railroad bridge in downtown Chicago, notable as one of the city’s iconic industrial-era river crossings.
-
E.
14th Street Bridge
The 14th Street Bridge is a major bridge complex over the Potomac River in the Washington, D.C. area that carries multiple highway and rail routes between Virginia and the nation’s capital.
- 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_69a88916c2b48190a5ca2e9b12cad3ed |
completed | March 4, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69abba31eef8819081cf7f5334b59fe1 |
completed | March 7, 2026, 5:40 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae3056aa0c8190b19d97ac0c3bc31d |
completed | March 9, 2026, 2:28 a.m. |
| NEDg | Description generation | batch_69ae313e47908190a01affff24a3a81b |
completed | March 9, 2026, 2:32 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae31a67eb08190a3ef64e83301fabc |
completed | March 9, 2026, 2:34 a.m. |
Created at: March 4, 2026, 7:41 p.m.