Triple

T3090157
Position Surface form Disambiguated ID Type / Status
Subject Louisville and Nashville Railroad E64460 entity
Predicate notablePassengerTrain P1669 FINISHED
Object Dixie Flyer
The Dixie Flyer was a prominent named passenger train that provided long-distance service through the American South, particularly connecting the Midwest to Florida vacation destinations.
E325347 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: Dixie Flyer | Statement: [Louisville and Nashville Railroad, notablePassengerTrain, Dixie Flyer]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Dixie Flyer
Context triple: [Louisville and Nashville Railroad, notablePassengerTrain, Dixie Flyer]
  • A. Auto Train
    Auto Train is a long-distance Amtrak service that carries both passengers and their vehicles nonstop between the Washington, D.C. area and central Florida.
  • B. Silver Star (train)
    The Silver Star is an Amtrak long-distance passenger train that operates between New York City and Miami, serving major cities along the U.S. East Coast.
  • C. Acela
    Acela is Amtrak’s high-speed train service in the Northeast Corridor, known for providing the fastest intercity rail travel in the United States between cities like Boston, New York, and Washington, D.C.
  • D. Crescent (train)
    The Crescent is a long-distance Amtrak passenger train that runs daily between New York City and New Orleans, serving major cities along the U.S. East Coast and Deep South.
  • E. Palmetto (train)
    The Palmetto is an Amtrak intercity passenger train that operates along the U.S. East Coast between New York City and Savannah, Georgia.
  • 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: Dixie Flyer
Triple: [Louisville and Nashville Railroad, notablePassengerTrain, Dixie Flyer]
Generated description
The Dixie Flyer was a prominent named passenger train that provided long-distance service through the American South, particularly connecting the Midwest to Florida vacation destinations.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Dixie Flyer
Target entity description: The Dixie Flyer was a prominent named passenger train that provided long-distance service through the American South, particularly connecting the Midwest to Florida vacation destinations.
  • A. Auto Train
    Auto Train is a long-distance Amtrak service that carries both passengers and their vehicles nonstop between the Washington, D.C. area and central Florida.
  • B. Silver Star (train)
    The Silver Star is an Amtrak long-distance passenger train that operates between New York City and Miami, serving major cities along the U.S. East Coast.
  • C. Acela
    Acela is Amtrak’s high-speed train service in the Northeast Corridor, known for providing the fastest intercity rail travel in the United States between cities like Boston, New York, and Washington, D.C.
  • D. Crescent (train)
    The Crescent is a long-distance Amtrak passenger train that runs daily between New York City and New Orleans, serving major cities along the U.S. East Coast and Deep South.
  • E. Palmetto (train)
    The Palmetto is an Amtrak intercity passenger train that operates along the U.S. East Coast between New York City and Savannah, Georgia.
  • 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_69ad857c97d88190b26f9b1c90839c77 completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69ada20d8f788190b05b8b6b5042bc1a completed March 8, 2026, 4:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69b1f8a6fe2081909e2bf9ee5629f017 completed March 11, 2026, 11:20 p.m.
NEDg Description generation batch_69b1f94a05608190bc163a6950586ff9 completed March 11, 2026, 11:22 p.m.
NED2 Entity disambiguation (via description) batch_69b1f9ad0b148190b98f93699598dd1e completed March 11, 2026, 11:24 p.m.
Created at: March 8, 2026, 3:03 p.m.