Triple

T2840216
Position Surface form Disambiguated ID Type / Status
Subject Amtrak City of New Orleans route E62447 entity
Predicate predecessorService P22193 FINISHED
Object Illinois Central City of New Orleans
Illinois Central City of New Orleans was a famed Illinois Central Railroad passenger train that operated between Chicago and New Orleans, known for its long-distance service through the American Midwest and South.
E302771 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: Illinois Central City of New Orleans | Statement: [Amtrak City of New Orleans route, predecessorService, Illinois Central City of New Orleans]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Illinois Central City of New Orleans
Context triple: [Amtrak City of New Orleans route, predecessorService, Illinois Central City of New Orleans]
  • A. Illinois Central Railroad Station (New Orleans)
    Illinois Central Railroad Station in New Orleans was a historic passenger rail terminal that served as a major hub for Illinois Central Railroad trains before its operations were consolidated into the New Orleans Union Passenger Terminal.
  • B. New Orleans, Jackson and Great Northern Railroad
    The New Orleans, Jackson and Great Northern Railroad was a 19th-century rail line that connected New Orleans with central Mississippi and played a key role in the development of towns along its route.
  • C. Louisville and Nashville Station (New Orleans)
    Louisville and Nashville Station (New Orleans) was a historic railroad passenger station in New Orleans that served the Louisville and Nashville Railroad before being superseded by the New Orleans Union Passenger Terminal.
  • D. Southern Railway Terminal (New Orleans)
    Southern Railway Terminal (New Orleans) was a historic passenger rail station in New Orleans that served as a major hub for the Southern Railway before being superseded by the consolidated New Orleans Union Passenger Terminal.
  • E. Missouri Pacific Railroad Station (New Orleans)
    Missouri Pacific Railroad Station in New Orleans was a former passenger rail depot that served Missouri Pacific Railroad trains before being superseded by the centralized New Orleans Union Passenger Terminal.
  • 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: Illinois Central City of New Orleans
Triple: [Amtrak City of New Orleans route, predecessorService, Illinois Central City of New Orleans]
Generated description
Illinois Central City of New Orleans was a famed Illinois Central Railroad passenger train that operated between Chicago and New Orleans, known for its long-distance service through the American Midwest and South.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Illinois Central City of New Orleans
Target entity description: Illinois Central City of New Orleans was a famed Illinois Central Railroad passenger train that operated between Chicago and New Orleans, known for its long-distance service through the American Midwest and South.
  • A. Illinois Central Railroad Station (New Orleans)
    Illinois Central Railroad Station in New Orleans was a historic passenger rail terminal that served as a major hub for Illinois Central Railroad trains before its operations were consolidated into the New Orleans Union Passenger Terminal.
  • B. New Orleans, Jackson and Great Northern Railroad
    The New Orleans, Jackson and Great Northern Railroad was a 19th-century rail line that connected New Orleans with central Mississippi and played a key role in the development of towns along its route.
  • C. Louisville and Nashville Station (New Orleans)
    Louisville and Nashville Station (New Orleans) was a historic railroad passenger station in New Orleans that served the Louisville and Nashville Railroad before being superseded by the New Orleans Union Passenger Terminal.
  • D. Southern Railway Terminal (New Orleans)
    Southern Railway Terminal (New Orleans) was a historic passenger rail station in New Orleans that served as a major hub for the Southern Railway before being superseded by the consolidated New Orleans Union Passenger Terminal.
  • E. Missouri Pacific Railroad Station (New Orleans)
    Missouri Pacific Railroad Station in New Orleans was a former passenger rail depot that served Missouri Pacific Railroad trains before being superseded by the centralized New Orleans Union Passenger Terminal.
  • 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_69ab4c3d16bc81908b3a1c98fbd287fe completed March 6, 2026, 9:50 p.m.
NER Named-entity recognition batch_69abdf15b7288190a03d1193cc0544a6 completed March 7, 2026, 8:17 a.m.
NED1 Entity disambiguation (via context triple) batch_69afe8cf32d08190bda89a513082813f completed March 10, 2026, 9:47 a.m.
NEDg Description generation batch_69afe9738b408190a8a1781dcd719742 completed March 10, 2026, 9:50 a.m.
NED2 Entity disambiguation (via description) batch_69b00040d88c81909925cd4c4d8a3d16 completed March 10, 2026, 11:28 a.m.
Created at: March 6, 2026, 10:01 p.m.