Triple

T4536387

Position	Surface form	Disambiguated ID	Type / Status
Subject	Hamilton County, Tennessee	`E107417`	entity
Predicate	containsTransportationFacility	`P25244`	FINISHED
Object	Chattanooga Choo Choo Terminal Station (historic) Chattanooga Choo Choo Terminal Station (historic) is a former railroad terminal in Chattanooga, Tennessee, famed as the inspiration for the popular 1941 song "Chattanooga Choo Choo" and now repurposed as a hotel and entertainment complex.	`E450331`	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: Chattanooga Choo Choo Terminal Station (historic) | Statement: [Hamilton County, Tennessee, containsTransportationFacility, Chattanooga Choo Choo Terminal Station (historic)]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Chattanooga Choo Choo Terminal Station (historic)
Context triple: [Hamilton County, Tennessee, containsTransportationFacility, Chattanooga Choo Choo Terminal Station (historic)]

A. Thomasville Depot
Thomasville Depot is a historic former railroad station in Thomasville, North Carolina, now recognized as a local landmark and symbol of the city’s rail heritage.
B. Dixie Transitway Station
Dixie Transitway Station is a bus rapid transit station in Mississauga, Ontario, serving MiWay routes along the Mississauga Transitway corridor.
C. Bogston railway station
Bogston railway station is a suburban rail stop serving the Bogston area of Greenock in Inverclyde, Scotland, on the Inverclyde Line between Glasgow and the west coast.
D. Cumberland station
Cumberland station is a Chicago Transit Authority rapid transit stop on the Blue Line serving the city's Northwest Side and nearby suburbs with park-and-ride access to O'Hare International Airport and downtown Chicago.
E. Anniston Amtrak station
Anniston Amtrak station is a passenger rail station in Anniston, Alabama, served by Amtrak’s long-distance Crescent route between New York City and New Orleans.
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: Chattanooga Choo Choo Terminal Station (historic)
Triple: [Hamilton County, Tennessee, containsTransportationFacility, Chattanooga Choo Choo Terminal Station (historic)]

Generated description

Chattanooga Choo Choo Terminal Station (historic) is a former railroad terminal in Chattanooga, Tennessee, famed as the inspiration for the popular 1941 song "Chattanooga Choo Choo" and now repurposed as a hotel and entertainment complex.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Chattanooga Choo Choo Terminal Station (historic)
Target entity description: Chattanooga Choo Choo Terminal Station (historic) is a former railroad terminal in Chattanooga, Tennessee, famed as the inspiration for the popular 1941 song "Chattanooga Choo Choo" and now repurposed as a hotel and entertainment complex.

A. Thomasville Depot
Thomasville Depot is a historic former railroad station in Thomasville, North Carolina, now recognized as a local landmark and symbol of the city’s rail heritage.
B. Dixie Transitway Station
Dixie Transitway Station is a bus rapid transit station in Mississauga, Ontario, serving MiWay routes along the Mississauga Transitway corridor.
C. Bogston railway station
Bogston railway station is a suburban rail stop serving the Bogston area of Greenock in Inverclyde, Scotland, on the Inverclyde Line between Glasgow and the west coast.
D. Cumberland station
Cumberland station is a Chicago Transit Authority rapid transit stop on the Blue Line serving the city's Northwest Side and nearby suburbs with park-and-ride access to O'Hare International Airport and downtown Chicago.
E. Anniston Amtrak station
Anniston Amtrak station is a passenger rail station in Anniston, Alabama, served by Amtrak’s long-distance Crescent route between New York City and New Orleans.
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_69bd43f922788190b7edfa294e39b178`	completed	March 20, 2026, 12:56 p.m.
NER	Named-entity recognition	`batch_69bd57b78b8481909d79131723d4be22`	completed	March 20, 2026, 2:20 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69bdacf5858081909d38cad86d4014f2`	completed	March 20, 2026, 8:24 p.m.
NEDg	Description generation	`batch_69bdad97c9e0819093849c81fb2a3d8c`	completed	March 20, 2026, 8:27 p.m.
NED2	Entity disambiguation (via description)	`batch_69bdae2dd51081909a24017a4b983f70`	completed	March 20, 2026, 8:29 p.m.

Created at: March 20, 2026, 1:04 p.m.