Triple

T21629046
Position Surface form Disambiguated ID Type / Status
Subject City of New Orleans E533778 entity
Predicate titleRefersTo P4929 FINISHED
Object Illinois Central Railroad passenger train City of New Orleans E302771 NE FINISHED

How this triple was built (2 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 Railroad passenger train City of New Orleans | Statement: [City of New Orleans, titleRefersTo, Illinois Central Railroad passenger train City of New Orleans]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Illinois Central Railroad passenger train City of New Orleans
Context triple: [City of New Orleans, titleRefersTo, Illinois Central Railroad passenger train City of New Orleans]
  • A. Chicago Burlington and Quincy Railroad passenger train
    The Chicago Burlington and Quincy Railroad passenger train was a streamlined, diesel-powered consist that exemplified mid-20th-century American intercity rail travel on the Burlington Route.
  • B. Chicago, Burlington and Quincy Zephyr trains
    The Chicago, Burlington and Quincy Zephyr trains were pioneering streamlined passenger trains in the United States, famed for their stainless-steel construction, diesel power, and high-speed service that helped usher in the modern era of rail travel in the 1930s.
  • C. Illinois Central City of New Orleans chosen
    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.
  • D. Amtrak City of New Orleans route
    The Amtrak City of New Orleans route is a long-distance passenger train line running between Chicago and New Orleans, serving major cities along the Mississippi River corridor.
  • E. Royal Blue passenger train
    The Royal Blue passenger train was a famed luxury streamliner that provided premier passenger service between New York City and Washington, D.C. for the Baltimore and Ohio Railroad.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69e0c464fba881908d0ff2ac80511ce1 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69ef5215ae3c81909e6dedba23822970 completed April 27, 2026, 12:09 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0a0f9531b08190bbddca01060f20ae completed May 17, 2026, 6:57 p.m.
Created at: April 16, 2026, 6:34 p.m.