Triple

T9822520
Position Surface form Disambiguated ID Type / Status
Subject Barracas E238568 entity
Predicate transportServedBy P1298 FINISHED
Object Roca railway line
The Roca railway line is a major commuter rail network in the Buenos Aires metropolitan area, connecting the city with numerous southern suburbs.
 E822748 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: Roca railway line | Statement: [Barracas, transportServedBy, Roca railway line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Roca railway line
Context triple: [Barracas, transportServedBy, Roca railway line]
  • A. Gwabegar railway line
    The Gwabegar railway line is a regional rail line in New South Wales, Australia, that historically served rural communities and freight operations across the state's Central West and North West.
  • B. Grand Chord railway line
    The Grand Chord railway line is a major high-capacity rail corridor in India that forms a crucial part of the Howrah–Delhi route, enabling faster passenger and freight movement across eastern and northern India.
  • C. Illawarra railway line
    The Illawarra railway line is a major suburban and intercity rail corridor in New South Wales, Australia, running from Sydney through the Illawarra region along the South Coast.
  • D. Griffith railway line
    The Griffith railway line is a regional rail route in New South Wales, Australia, serving the agricultural Riverina area and linking the town of Griffith to the broader state rail network.
  • E. Sarmiento Line
    The Sarmiento Line is a major commuter rail service in the Buenos Aires metropolitan area that links the city center with western suburbs.
  • 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: Roca railway line
Triple: [Barracas, transportServedBy, Roca railway line]
Generated description
The Roca railway line is a major commuter rail network in the Buenos Aires metropolitan area, connecting the city with numerous southern suburbs.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Roca railway line
Target entity description: The Roca railway line is a major commuter rail network in the Buenos Aires metropolitan area, connecting the city with numerous southern suburbs.
  • A. Gwabegar railway line
    The Gwabegar railway line is a regional rail line in New South Wales, Australia, that historically served rural communities and freight operations across the state's Central West and North West.
  • B. Grand Chord railway line
    The Grand Chord railway line is a major high-capacity rail corridor in India that forms a crucial part of the Howrah–Delhi route, enabling faster passenger and freight movement across eastern and northern India.
  • C. Illawarra railway line
    The Illawarra railway line is a major suburban and intercity rail corridor in New South Wales, Australia, running from Sydney through the Illawarra region along the South Coast.
  • D. Griffith railway line
    The Griffith railway line is a regional rail route in New South Wales, Australia, serving the agricultural Riverina area and linking the town of Griffith to the broader state rail network.
  • E. Sarmiento Line
    The Sarmiento Line is a major commuter rail service in the Buenos Aires metropolitan area that links the city center with western suburbs.
  • 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_69ca84dfde1481909f47c286d715f892 completed March 30, 2026, 2:12 p.m.
NER Named-entity recognition batch_69cdb315ddf48190bd90f7835f409bb6 completed April 2, 2026, 12:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69d1cc7ce1908190a5131ef238541f0d completed April 5, 2026, 2:44 a.m.
NEDg Description generation batch_69d1cd0376708190bc68b5f74f476339 completed April 5, 2026, 2:46 a.m.
NED2 Entity disambiguation (via description) batch_69d1cd70aa5481908b67afef279c38af completed April 5, 2026, 2:48 a.m.
Created at: March 30, 2026, 8:31 p.m.