Triple

T4059610
Position Surface form Disambiguated ID Type / Status
Subject Southern Railway (U.S.) E84776 entity
Predicate notableTrain P1669 FINISHED
Object Tennessean
The Tennessean was a prominent Southern Railway passenger train that operated between Washington, D.C., and Memphis, Tennessee, serving as an important inter-city link in the southeastern United States during the mid-20th century.
E410895 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: Tennessean | Statement: [Southern Railway (U.S.), notableTrain, Tennessean]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tennessean
Context triple: [Southern Railway (U.S.), notableTrain, Tennessean]
  • A. Tennessee
    Tennessee is a southeastern U.S. state known for its diverse landscapes from the Appalachian Mountains to the Mississippi River, and for major cultural centers like Nashville and Memphis that have shaped American music and history.
  • B. Tennessee (eastern portion)
    Tennessee (eastern portion) is the part of the U.S. state of Tennessee located in the Appalachian region, including cities like Knoxville and Chattanooga, known for its mountainous terrain and cultural ties to the American South.
  • C. West Tennessee
    West Tennessee is the westernmost Grand Division of Tennessee, known for its flat, fertile farmland, strong blues and rock ’n’ roll heritage centered around Memphis, and location between the Tennessee and Mississippi Rivers.
  • D. Tennessee and Arkansas
    Tennessee and Arkansas are neighboring U.S. states in the South whose shared boundary is largely defined by the Mississippi River.
  • E. Vantucky
    Vantucky is a colloquial, often tongue-in-cheek nickname for Vancouver, Washington, referencing its perceived rural or small-town character.
  • 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: Tennessean
Triple: [Southern Railway (U.S.), notableTrain, Tennessean]
Generated description
The Tennessean was a prominent Southern Railway passenger train that operated between Washington, D.C., and Memphis, Tennessee, serving as an important inter-city link in the southeastern United States during the mid-20th century.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tennessean
Target entity description: The Tennessean was a prominent Southern Railway passenger train that operated between Washington, D.C., and Memphis, Tennessee, serving as an important inter-city link in the southeastern United States during the mid-20th century.
  • A. Tennessee
    Tennessee is a southeastern U.S. state known for its diverse landscapes from the Appalachian Mountains to the Mississippi River, and for major cultural centers like Nashville and Memphis that have shaped American music and history.
  • B. Tennessee (eastern portion)
    Tennessee (eastern portion) is the part of the U.S. state of Tennessee located in the Appalachian region, including cities like Knoxville and Chattanooga, known for its mountainous terrain and cultural ties to the American South.
  • C. West Tennessee
    West Tennessee is the westernmost Grand Division of Tennessee, known for its flat, fertile farmland, strong blues and rock ’n’ roll heritage centered around Memphis, and location between the Tennessee and Mississippi Rivers.
  • D. Tennessee and Arkansas
    Tennessee and Arkansas are neighboring U.S. states in the South whose shared boundary is largely defined by the Mississippi River.
  • E. Vantucky
    Vantucky is a colloquial, often tongue-in-cheek nickname for Vancouver, Washington, referencing its perceived rural or small-town character.
  • 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_69aed933bec881909edfa28ebb69c634 completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aefbd32c0c8190bc575974ccf831b3 completed March 9, 2026, 4:56 p.m.
NED1 Entity disambiguation (via context triple) batch_69b562a98c488190a7e77cd46ff998bc completed March 14, 2026, 1:29 p.m.
NEDg Description generation batch_69b5637cd5b881909a930ecb33eed991 completed March 14, 2026, 1:32 p.m.
NED2 Entity disambiguation (via description) batch_69b564603b4881909e80970aa21e3db4 completed March 14, 2026, 1:36 p.m.
Created at: March 9, 2026, 3:38 p.m.