Triple

T11105206
Position Surface form Disambiguated ID Type / Status
Subject Southern Pacific Railroad E262609 entity
Predicate owned P347 FINISHED
Object St. Louis Southwestern Railway
St. Louis Southwestern Railway, commonly known as the Cotton Belt, was a regional U.S. railroad that primarily served the south-central states and later became part of the Southern Pacific system.
 E905526 NE FINISHED

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: St. Louis Southwestern Railway
Context triple: [Southern Pacific Railroad, owned, St. Louis Southwestern Railway]
  • A. Kansas City Southern Railway
    Kansas City Southern Railway was a major North American freight railroad that operated a core network linking the U.S. Midwest with the Gulf Coast and Mexico.
  • B. 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.
  • C. 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.
  • D. Arkansas and Louisiana Midland Railroad
    The Arkansas and Louisiana Midland Railroad was a regional shortline railroad that operated freight and limited passenger service in southern Arkansas and northern Louisiana.
  • E. Missouri Pacific Railroad
    Missouri Pacific Railroad was a major American Class I railroad that operated across the Midwestern and Southwestern United States, playing a key role in regional freight and passenger transportation before its merger into the Union Pacific system.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: St. Louis Southwestern Railway
Target entity description: St. Louis Southwestern Railway, commonly known as the Cotton Belt, was a regional U.S. railroad that primarily served the south-central states and later became part of the Southern Pacific system.
  • A. Kansas City Southern Railway
    Kansas City Southern Railway was a major North American freight railroad that operated a core network linking the U.S. Midwest with the Gulf Coast and Mexico.
  • B. 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.
  • C. 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.
  • D. Arkansas and Louisiana Midland Railroad
    The Arkansas and Louisiana Midland Railroad was a regional shortline railroad that operated freight and limited passenger service in southern Arkansas and northern Louisiana.
  • E. Missouri Pacific Railroad
    Missouri Pacific Railroad was a major American Class I railroad that operated across the Midwestern and Southwestern United States, playing a key role in regional freight and passenger transportation before its merger into the Union Pacific system.
  • F. None of above. chosen

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69d6aa9a40d88190a373e2c7e48285db elicitation completed
NER batch_69d79a2e319881909e66d3c0c73b56bc ner completed
NED1 batch_69e42d7016908190bb7aadadacb5b50f ned_source_triple completed
NED2 batch_69e4375eaf448190a17f8df1e83145e0 ned_description completed
NEDg batch_69e42f3dd02c8190b40bc692c24b2ff4 nedg completed
Created at: April 8, 2026, 9:27 p.m.