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.