Triple

T4601074
Position Surface form Disambiguated ID Type / Status
Subject Ennis E100318 entity
Predicate railroadHistory P19012 FINISHED
Object 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.
E455639 NE FINISHED

How this triple was built (4 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 Texas Central Railroad | Statement: [Ennis, railroadHistory, Houston and Texas Central Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Houston and Texas Central Railroad
Context triple: [Ennis, railroadHistory, Houston and Texas Central Railroad]
  • A. 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.
  • 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. 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. Missouri–Kansas–Texas Railroad
    The Missouri–Kansas–Texas Railroad, commonly known as the MKT or "the Katy," was a major American railroad that served the south-central United States, particularly linking Missouri, Kansas, Oklahoma, and Texas.
  • E. St. Louis–San Francisco Railway
    The St. Louis–San Francisco Railway, commonly known as the Frisco, was a major American railroad that operated in the central and south-central United States from the late 19th to the mid-20th century.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Houston and Texas Central Railroad
Triple: [Ennis, railroadHistory, Houston and Texas Central Railroad]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Houston and Texas Central Railroad
Target entity description: 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.
  • A. 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.
  • 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. 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. Missouri–Kansas–Texas Railroad
    The Missouri–Kansas–Texas Railroad, commonly known as the MKT or "the Katy," was a major American railroad that served the south-central United States, particularly linking Missouri, Kansas, Oklahoma, and Texas.
  • E. St. Louis–San Francisco Railway
    The St. Louis–San Francisco Railway, commonly known as the Frisco, was a major American railroad that operated in the central and south-central United States from the late 19th to the mid-20th century.
  • F. None of above. chosen

Provenance (5 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_69bd43cbc014819098b45f435908f88a completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd597346a08190b47eda3b73076f8b completed March 20, 2026, 2:28 p.m.
NED1 Entity disambiguation (via context triple) batch_69bdfa5a7aac8190b540b80816d55051 completed March 21, 2026, 1:54 a.m.
NEDg Description generation batch_69bdfb37b1448190a4001b9ed2b79012 completed March 21, 2026, 1:58 a.m.
NED2 Entity disambiguation (via description) batch_69bdfc105e6c8190b21e3c8e7076e9ff completed March 21, 2026, 2:01 a.m.
Created at: March 20, 2026, 1:11 p.m.