Triple

T16481219
Position Surface form Disambiguated ID Type / Status
Subject Austin Convention Center MetroRail station E400321 entity
Predicate railwayLine P848 FINISHED
Object Capital MetroRail Red Line
The Capital MetroRail Red Line is a commuter rail service in Austin, Texas, connecting downtown with northern suburbs and key destinations along a 32-mile corridor.
E1217386 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: Capital MetroRail Red Line | Statement: [Austin Convention Center MetroRail station, railwayLine, Capital MetroRail Red Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Capital MetroRail Red Line
Context triple: [Austin Convention Center MetroRail station, railwayLine, Capital MetroRail Red Line]
  • A. Houston METRORail
    Houston METRORail is a light rail transit system serving the city of Houston, Texas, providing urban passenger rail service along several key corridors.
  • B. Dallas Area Rapid Transit Light Rail Red Line
    The Dallas Area Rapid Transit Light Rail Red Line is a major DART light rail route in the Dallas–Fort Worth area that runs north–south through key suburbs and central Dallas, connecting residential, commercial, and downtown destinations.
  • C. Dallas Area Rapid Transit (DART) Orange Line
    The Dallas Area Rapid Transit (DART) Orange Line is a light rail route in the Dallas–Fort Worth area that connects key destinations including downtown Dallas, Irving, and the Las Colinas urban center.
  • D. TRAX light rail
    TRAX light rail is a public transit light rail system in the Salt Lake City metropolitan area of Utah, operated by the Utah Transit Authority.
  • E. Capital Metro
    Capital Metro is the primary public transportation agency serving the Austin, Texas metropolitan area with bus, rail, and paratransit services.
  • 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: Capital MetroRail Red Line
Triple: [Austin Convention Center MetroRail station, railwayLine, Capital MetroRail Red Line]
Generated description
The Capital MetroRail Red Line is a commuter rail service in Austin, Texas, connecting downtown with northern suburbs and key destinations along a 32-mile corridor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Capital MetroRail Red Line
Target entity description: The Capital MetroRail Red Line is a commuter rail service in Austin, Texas, connecting downtown with northern suburbs and key destinations along a 32-mile corridor.
  • A. Houston METRORail
    Houston METRORail is a light rail transit system serving the city of Houston, Texas, providing urban passenger rail service along several key corridors.
  • B. Dallas Area Rapid Transit Light Rail Red Line
    The Dallas Area Rapid Transit Light Rail Red Line is a major DART light rail route in the Dallas–Fort Worth area that runs north–south through key suburbs and central Dallas, connecting residential, commercial, and downtown destinations.
  • C. Dallas Area Rapid Transit (DART) Orange Line
    The Dallas Area Rapid Transit (DART) Orange Line is a light rail route in the Dallas–Fort Worth area that connects key destinations including downtown Dallas, Irving, and the Las Colinas urban center.
  • D. TRAX light rail
    TRAX light rail is a public transit light rail system in the Salt Lake City metropolitan area of Utah, operated by the Utah Transit Authority.
  • E. Capital Metro
    Capital Metro is the primary public transportation agency serving the Austin, Texas metropolitan area with bus, rail, and paratransit services.
  • 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_69d883813098819084f5409539723b59 completed April 10, 2026, 4:58 a.m.
NER Named-entity recognition batch_69e32e02b2c881909576a23bfbd3123c completed April 18, 2026, 7:08 a.m.
NED1 Entity disambiguation (via context triple) batch_6a00581ebe888190a331974473f1be1a completed May 10, 2026, 10:04 a.m.
NEDg Description generation batch_6a0059473c088190a8c9fc757c0a3ef1 completed May 10, 2026, 10:09 a.m.
NED2 Entity disambiguation (via description) batch_6a005a457868819096e21df6944de0ff completed May 10, 2026, 10:13 a.m.
Created at: April 10, 2026, 5:13 a.m.