Triple

T17804062
Position Surface form Disambiguated ID Type / Status
Subject Union Station (Houston) E444507 entity
Predicate originalOwner P347 FINISHED
Object Houston Belt and Terminal Railway 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 Belt and Terminal Railway | Statement: [Union Station (Houston), originalOwner, Houston Belt and Terminal Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Houston Belt and Terminal Railway
Context triple: [Union Station (Houston), originalOwner, Houston Belt and Terminal Railway]
  • 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 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.
  • C. 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.
  • D. 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.
  • E. Texas State Railroad
    The Texas State Railroad is a historic heritage railway in East Texas that offers scenic train excursions through the Piney Woods using vintage locomotives and cars.
  • 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 Belt and Terminal Railway
Target entity description: 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.
  • 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 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.
  • C. 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.
  • D. 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.
  • E. Texas State Railroad
    The Texas State Railroad is a historic heritage railway in East Texas that offers scenic train excursions through the Piney Woods using vintage locomotives and cars.
  • 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_69d8b9efe370819095cd219b143ae727 completed April 10, 2026, 8:50 a.m.
NER Named-entity recognition batch_69e48802bcfc8190a138164d11081ab8 completed April 19, 2026, 7:45 a.m.
Created at: April 10, 2026, 10:14 a.m.