Triple

T18639324
Position Surface form Disambiguated ID Type / Status
Subject Houston and Texas Central Railroad E455639 entity
Predicate route P5619 FINISHED
Object Houston–Austin corridor
The Houston–Austin corridor is a major transportation and economic axis in Texas linking the metropolitan areas of Houston and Austin.
E1336600 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–Austin corridor | Statement: [Houston and Texas Central Railroad, route, Houston–Austin corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Houston–Austin corridor
Context triple: [Houston and Texas Central Railroad, route, Houston–Austin corridor]
  • A. Kansas City–Gulf Coast corridor
    The Kansas City–Gulf Coast corridor is a major freight rail route linking the U.S. Midwest around Kansas City with key ports and industrial centers along the Gulf Coast.
  • B. Chicago–Memphis corridor
    The Chicago–Memphis corridor is a major north–south transportation route in the central United States linking the Chicago metropolitan area with Memphis through a network of interstate highways.
  • C. Denton–Dallas commuter rail corridor
    The Denton–Dallas commuter rail corridor is a regional passenger rail line in North Texas that connects the cities of Denton and Dallas through a series of suburban and urban stations.
  • D. Houston–Dallas
    Houston–Dallas refers to the major intercity rail corridor in Texas connecting the cities of Houston and Dallas.
  • E. Dallas–Fort Worth freeway network
    The Dallas–Fort Worth freeway network is an extensive, interconnected system of highways and expressways serving the Dallas–Fort Worth metropolitan area, one of the largest and most heavily traveled urban regions in Texas.
  • 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–Austin corridor
Triple: [Houston and Texas Central Railroad, route, Houston–Austin corridor]
Generated description
The Houston–Austin corridor is a major transportation and economic axis in Texas linking the metropolitan areas of Houston and Austin.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Houston–Austin corridor
Target entity description: The Houston–Austin corridor is a major transportation and economic axis in Texas linking the metropolitan areas of Houston and Austin.
  • A. Kansas City–Gulf Coast corridor
    The Kansas City–Gulf Coast corridor is a major freight rail route linking the U.S. Midwest around Kansas City with key ports and industrial centers along the Gulf Coast.
  • B. Chicago–Memphis corridor
    The Chicago–Memphis corridor is a major north–south transportation route in the central United States linking the Chicago metropolitan area with Memphis through a network of interstate highways.
  • C. Denton–Dallas commuter rail corridor
    The Denton–Dallas commuter rail corridor is a regional passenger rail line in North Texas that connects the cities of Denton and Dallas through a series of suburban and urban stations.
  • D. Houston–Dallas
    Houston–Dallas refers to the major intercity rail corridor in Texas connecting the cities of Houston and Dallas.
  • E. Dallas–Fort Worth freeway network
    The Dallas–Fort Worth freeway network is an extensive, interconnected system of highways and expressways serving the Dallas–Fort Worth metropolitan area, one of the largest and most heavily traveled urban regions in Texas.
  • 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_69d8d38ea1e88190997e9b231190ba6f completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e54fcac2d48190a15ce8cc8e175198 completed April 19, 2026, 9:57 p.m.
NED1 Entity disambiguation (via context triple) batch_6a051718605881909af06e9ee0c886ef completed May 14, 2026, 12:28 a.m.
NEDg Description generation batch_6a05192a654481908235ea8e16150c9b completed May 14, 2026, 12:36 a.m.
NED2 Entity disambiguation (via description) batch_6a05199a9abc8190baba3e1ba422fd03 completed May 14, 2026, 12:38 a.m.
Created at: April 10, 2026, 11:47 a.m.