Triple

T18469572
Position Surface form Disambiguated ID Type / Status
Subject International–Great Northern Railroad E451259 entity
Predicate formedByMergerOf P77 FINISHED
Object Houston and Great Northern Railroad — NE NERFINISHED

How this triple was built (3 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: Houston and Great Northern Railroad | Statement: [International–Great Northern Railroad, formedByMergerOf, Houston and Great Northern Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Houston and Great Northern Railroad
Context triple: [International–Great Northern Railroad, formedByMergerOf, Houston and Great Northern Railroad]
  • A. Houston and Texas Central Railroad
    The Houston and Texas Central Railroad was a major 19th-century Texas rail line that played a key role in opening up the state’s interior to settlement, commerce, and economic development.
  • B. Texas and Pacific Railway
    The Texas and Pacific Railway was a major 19th- and 20th-century American railroad that operated across Texas and into the southwestern United States, playing a key role in regional transportation and economic development.
  • C. Fort Worth and Denver Railway
    The Fort Worth and Denver Railway was a historic Texas railroad that played a key role in connecting North Texas cities with the broader regional and national rail network.
  • D. Texas and New Orleans Railroad
    The Texas and New Orleans Railroad was a major regional rail carrier in Texas and Louisiana that became a key component of the Southern Pacific system in the American Southwest.
  • E. Houston Belt and Terminal Railway
    The Houston Belt and Terminal Railway was a terminal railroad company in Houston, Texas, that provided switching and terminal services for multiple major railroads serving the city.
  • 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: Houston and Great Northern Railroad
Target entity description: The Houston and Great Northern Railroad was a 19th-century Texas railway company that became part of the International–Great Northern Railroad through consolidation.
  • A. Houston and Texas Central Railroad
    The Houston and Texas Central Railroad was a major 19th-century Texas rail line that played a key role in opening up the state’s interior to settlement, commerce, and economic development.
  • B. Texas and Pacific Railway
    The Texas and Pacific Railway was a major 19th- and 20th-century American railroad that operated across Texas and into the southwestern United States, playing a key role in regional transportation and economic development.
  • C. Fort Worth and Denver Railway
    The Fort Worth and Denver Railway was a historic Texas railroad that played a key role in connecting North Texas cities with the broader regional and national rail network.
  • D. Texas and New Orleans Railroad
    The Texas and New Orleans Railroad was a major regional rail carrier in Texas and Louisiana that became a key component of the Southern Pacific system in the American Southwest.
  • E. Houston Belt and Terminal Railway
    The Houston Belt and Terminal Railway was a terminal railroad company in Houston, Texas, that provided switching and terminal services for multiple major railroads serving the city.
  • F. None of above. chosen

Provenance (2 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_69d8d38465a0819099b9b42d2a662ac1 completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e5305e349c8190925166bc3dddb320 completed April 19, 2026, 7:43 p.m.
Created at: April 10, 2026, 11:34 a.m.