Triple

T8554300
Position Surface form Disambiguated ID Type / Status
Subject Central do Brasil train station E202525 entity
Predicate partOf P40 FINISHED
Object SuperVia commuter rail network
The SuperVia commuter rail network is a suburban rail system serving the Rio de Janeiro metropolitan area, connecting central hubs like Central do Brasil to outlying neighborhoods and cities.
 E741985 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: SuperVia commuter rail network | Statement: [Central do Brasil train station, partOf, SuperVia commuter rail network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: SuperVia commuter rail network
Context triple: [Central do Brasil train station, partOf, SuperVia commuter rail network]
  • A. Randstad regional rail network
    The Randstad regional rail network is a Dutch commuter and regional rail system serving the densely populated Randstad metropolitan area, connecting major cities such as Amsterdam, Rotterdam, The Hague, and Utrecht with surrounding towns.
  • B. Sounder commuter rail
    Sounder commuter rail is a regional passenger train service in the Seattle area that connects downtown Seattle with surrounding communities in Pierce and Snohomish counties.
  • C. MARC commuter rail
    MARC commuter rail is a regional passenger train service in Maryland that connects suburban communities and nearby states with major employment centers like Washington, D.C. and Baltimore.
  • D. G Line commuter rail
    The G Line commuter rail is a Regional Transportation District (RTD) rail line in the Denver metropolitan area that connects Union Station in downtown Denver with western suburbs including Arvada and Wheat Ridge.
  • E. FrontRunner commuter rail
    FrontRunner commuter rail is a regional passenger train service in northern Utah that connects major cities along the Wasatch Front, including Ogden, Salt Lake City, and Provo.
  • 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: SuperVia commuter rail network
Triple: [Central do Brasil train station, partOf, SuperVia commuter rail network]
Generated description
The SuperVia commuter rail network is a suburban rail system serving the Rio de Janeiro metropolitan area, connecting central hubs like Central do Brasil to outlying neighborhoods and cities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: SuperVia commuter rail network
Target entity description: The SuperVia commuter rail network is a suburban rail system serving the Rio de Janeiro metropolitan area, connecting central hubs like Central do Brasil to outlying neighborhoods and cities.
  • A. Randstad regional rail network
    The Randstad regional rail network is a Dutch commuter and regional rail system serving the densely populated Randstad metropolitan area, connecting major cities such as Amsterdam, Rotterdam, The Hague, and Utrecht with surrounding towns.
  • B. Sounder commuter rail
    Sounder commuter rail is a regional passenger train service in the Seattle area that connects downtown Seattle with surrounding communities in Pierce and Snohomish counties.
  • C. MARC commuter rail
    MARC commuter rail is a regional passenger train service in Maryland that connects suburban communities and nearby states with major employment centers like Washington, D.C. and Baltimore.
  • D. G Line commuter rail
    The G Line commuter rail is a Regional Transportation District (RTD) rail line in the Denver metropolitan area that connects Union Station in downtown Denver with western suburbs including Arvada and Wheat Ridge.
  • E. FrontRunner commuter rail
    FrontRunner commuter rail is a regional passenger train service in northern Utah that connects major cities along the Wasatch Front, including Ogden, Salt Lake City, and Provo.
  • 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_69ca832610e08190b3b6c6cd2c250255 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cbe8894e7c8190bc0ae2ceec473ecb completed March 31, 2026, 3:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69ce6dd67d288190a147562a99ecde56 completed April 2, 2026, 1:23 p.m.
NEDg Description generation batch_69ce6ee1bae4819099ef302138599b34 completed April 2, 2026, 1:28 p.m.
NED2 Entity disambiguation (via description) batch_69ce6fb93fd88190bc53a925473f9b71 completed April 2, 2026, 1:31 p.m.
Created at: March 30, 2026, 6:19 p.m.