Triple
T8117063
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Family Lines System |
E189501
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object |
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.
|
E715631
|
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: Clinchfield Railroad | Statement: [Family Lines System, hasPart, Clinchfield Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Clinchfield Railroad Context triple: [Family Lines System, hasPart, Clinchfield Railroad]
-
A.
Louisville and Nashville Railroad
The Louisville and Nashville Railroad was a major U.S. railroad company that operated across the southeastern United States from the 19th century into the late 20th century, playing a key role in regional freight and passenger transportation.
-
B.
Durbin and Greenbrier Valley Railroad
The Durbin and Greenbrier Valley Railroad is a heritage railroad in West Virginia that operates scenic tourist excursions through the Allegheny Mountains using historic locomotives and rolling stock.
-
C.
Chesapeake and Ohio Railway
The Chesapeake and Ohio Railway was a major American railroad best known for hauling Appalachian coal and operating key routes through the Mid-Atlantic and Midwest before becoming part of the modern CSX rail system.
-
D.
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.
-
E.
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.
- 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: Clinchfield Railroad Triple: [Family Lines System, hasPart, Clinchfield Railroad]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Clinchfield Railroad Target entity description: 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.
-
A.
Louisville and Nashville Railroad
The Louisville and Nashville Railroad was a major U.S. railroad company that operated across the southeastern United States from the 19th century into the late 20th century, playing a key role in regional freight and passenger transportation.
-
B.
Durbin and Greenbrier Valley Railroad
The Durbin and Greenbrier Valley Railroad is a heritage railroad in West Virginia that operates scenic tourist excursions through the Allegheny Mountains using historic locomotives and rolling stock.
-
C.
Chesapeake and Ohio Railway
The Chesapeake and Ohio Railway was a major American railroad best known for hauling Appalachian coal and operating key routes through the Mid-Atlantic and Midwest before becoming part of the modern CSX rail system.
-
D.
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.
-
E.
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.
- 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_69ca82baad008190ab2859712b9b1607 |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb435737c08190a4e311d4d990b4ef |
completed | March 31, 2026, 3:45 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ccbea5d39c819099d52545410ae564 |
completed | April 1, 2026, 6:43 a.m. |
| NEDg | Description generation | batch_69ccc30f1fc48190991e0caa9ea6e735 |
completed | April 1, 2026, 7:02 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ccd7eca618819081e0c5452c8b1960 |
completed | April 1, 2026, 8:31 a.m. |
Created at: March 30, 2026, 5:33 p.m.