Triple
T8404074
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Rockwood, Tennessee |
E198449
|
entity |
| Predicate | railwayServedBy |
P782
|
FINISHED |
| Object |
Chattanooga and Knoxville Railroad
The Chattanooga and Knoxville Railroad was a historic rail line in Tennessee that connected the cities of Chattanooga and Knoxville, facilitating regional transportation and commerce in the late 19th and early 20th centuries.
|
E732525
|
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 and Knoxville Railroad | Statement: [Rockwood, Tennessee, railwayServedBy, Chattanooga and Knoxville Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chattanooga and Knoxville Railroad Context triple: [Rockwood, Tennessee, railwayServedBy, Chattanooga and Knoxville Railroad]
-
A.
Atlantic, Tennessee and Ohio Railroad
The Atlantic, Tennessee and Ohio Railroad was a 19th-century regional rail line in the southeastern United States that connected parts of North Carolina and Tennessee, facilitating transportation and commerce in the post–Civil War era.
-
B.
East Tennessee, Virginia and Georgia Railway
The East Tennessee, Virginia and Georgia Railway was a 19th-century American railroad system that connected key parts of the southeastern United States and later became a major component of the Southern Railway network.
-
C.
Mississippi and Tennessee Railroad
The Mississippi and Tennessee Railroad was a 19th-century rail line that connected parts of Mississippi with Tennessee, contributing to regional transportation and economic development in the American South.
-
D.
Clinchfield Railroad
Clinchfield Railroad was a U.S. Appalachian-region freight railroad renowned for its heavy coal traffic and engineering feats through the rugged mountains of Kentucky, Virginia, Tennessee, and North Carolina.
-
E.
Nashville, Chattanooga and St. Louis Railway
The Nashville, Chattanooga and St. Louis Railway was a prominent Southern U.S. railroad that connected key cities across Tennessee and neighboring states, playing a major role in regional transportation and commerce in the late 19th and early 20th centuries.
- 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 and Knoxville Railroad Triple: [Rockwood, Tennessee, railwayServedBy, Chattanooga and Knoxville Railroad]
Generated description
The Chattanooga and Knoxville Railroad was a historic rail line in Tennessee that connected the cities of Chattanooga and Knoxville, facilitating regional transportation and commerce in the late 19th and early 20th centuries.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Chattanooga and Knoxville Railroad Target entity description: The Chattanooga and Knoxville Railroad was a historic rail line in Tennessee that connected the cities of Chattanooga and Knoxville, facilitating regional transportation and commerce in the late 19th and early 20th centuries.
-
A.
Atlantic, Tennessee and Ohio Railroad
The Atlantic, Tennessee and Ohio Railroad was a 19th-century regional rail line in the southeastern United States that connected parts of North Carolina and Tennessee, facilitating transportation and commerce in the post–Civil War era.
-
B.
East Tennessee, Virginia and Georgia Railway
The East Tennessee, Virginia and Georgia Railway was a 19th-century American railroad system that connected key parts of the southeastern United States and later became a major component of the Southern Railway network.
-
C.
Mississippi and Tennessee Railroad
The Mississippi and Tennessee Railroad was a 19th-century rail line that connected parts of Mississippi with Tennessee, contributing to regional transportation and economic development in the American South.
-
D.
Clinchfield Railroad
Clinchfield Railroad was a U.S. Appalachian-region freight railroad renowned for its heavy coal traffic and engineering feats through the rugged mountains of Kentucky, Virginia, Tennessee, and North Carolina.
-
E.
Nashville, Chattanooga and St. Louis Railway
The Nashville, Chattanooga and St. Louis Railway was a prominent Southern U.S. railroad that connected key cities across Tennessee and neighboring states, playing a major role in regional transportation and commerce in the late 19th and early 20th centuries.
- 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_69ca8310df9c8190b25f16161cca3e41 |
completed | March 30, 2026, 2:05 p.m. |
| NER | Named-entity recognition | batch_69cb82505e0c81909549db59b7c4eb00 |
completed | March 31, 2026, 8:14 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ce02ece0a88190bf64abaa8d202de3 |
completed | April 2, 2026, 5:47 a.m. |
| NEDg | Description generation | batch_69ce077f25648190b9a95fb72f5b4f8c |
completed | April 2, 2026, 6:06 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ce08e192088190ad8170b1bedd568d |
completed | April 2, 2026, 6:12 a.m. |
Created at: March 30, 2026, 6:04 p.m.