Triple

T11126508
Position Surface form Disambiguated ID Type / Status
Subject Heritage Corridor (via Joliet) E263152 entity
Predicate usesTracksOf P2567 FINISHED
Object former Gulf, Mobile and Ohio Railroad E628097 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: former Gulf, Mobile and Ohio Railroad | Statement: [Heritage Corridor (via Joliet), usesTracksOf, former Gulf, Mobile and Ohio Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: former Gulf, Mobile and Ohio Railroad
Context triple: [Heritage Corridor (via Joliet), usesTracksOf, former Gulf, Mobile and Ohio Railroad]
  • A. Gulf, Mobile and Ohio Railroad chosen
    The Gulf, Mobile and Ohio Railroad was a major mid-20th-century U.S. railroad that operated freight and passenger services across the Midwest and South, notably linking the Gulf Coast with cities such as St. Louis and Chicago.
  • B. Seaboard System Railroad
    Seaboard System Railroad was a major U.S. freight railroad of the 1980s that consolidated several southeastern carriers and later became part of CSX Transportation.
  • C. Mobile and Ohio Railroad
    The Mobile and Ohio Railroad was a 19th-century American rail line that connected the Gulf Coast to the Midwest, playing a key role in regional commerce and the growth of towns along its route.
  • D. St. Louis, Memphis and Southeastern Railroad
    The St. Louis, Memphis and Southeastern Railroad was a regional U.S. railroad line that operated in the early 20th century, later becoming part of the St. Louis–San Francisco Railway (Frisco) system.
  • 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.
  • 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_69d6aa9b46cc8190b19f9f0cc45bf322 completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d7e82fc5f88190b34c55de3d50f6a7 completed April 9, 2026, 5:55 p.m.
NED1 Entity disambiguation (via context triple) batch_69e441dcb4608190a4cfa46c194d11ae completed April 19, 2026, 2:45 a.m.
Created at: April 8, 2026, 9:28 p.m.