Triple

T16470291
Position Surface form Disambiguated ID Type / Status
Subject Irish gauge E400041 entity
Predicate usedOnNetwork P2367 FINISHED
Object São Paulo suburban railways (selected lines)
São Paulo suburban railways (selected lines) are portions of the Greater São Paulo commuter rail system that operate on tracks built to the wider Irish gauge, serving high-capacity passenger transport in Brazil’s largest metropolitan area.
E1215474 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: São Paulo suburban railways (selected lines) | Statement: [Irish gauge, usedOnNetwork, São Paulo suburban railways (selected lines)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: São Paulo suburban railways (selected lines)
Context triple: [Irish gauge, usedOnNetwork, São Paulo suburban railways (selected lines)]
  • A. Main Suburban railway line
    The Main Suburban railway line is a major rail corridor in Sydney, Australia, forming part of the city's core suburban network and linking central Sydney with its western suburbs.
  • B. São Paulo Metro Line 3-Red
    São Paulo Metro Line 3-Red is one of the main rapid transit lines in São Paulo, Brazil, running east–west through central areas and serving as a heavily used backbone of the city’s metro system.
  • C. São Paulo Metro Line 4-Yellow
    São Paulo Metro Line 4-Yellow is a major driverless metro line in São Paulo that connects key central and western districts, easing congestion and integrating with several other lines in the city’s rapid transit network.
  • D. São Paulo Metro Line 2-Green
    São Paulo Metro Line 2-Green is a major rapid transit line in São Paulo that runs east–west across the city, connecting central districts with important residential and commercial areas.
  • E. São Paulo Metro
    The São Paulo Metro is a major rapid transit system serving the city of São Paulo, Brazil, known for its extensive network, high ridership, and role as a backbone of the city's public transportation.
  • 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: São Paulo suburban railways (selected lines)
Triple: [Irish gauge, usedOnNetwork, São Paulo suburban railways (selected lines)]
Generated description
São Paulo suburban railways (selected lines) are portions of the Greater São Paulo commuter rail system that operate on tracks built to the wider Irish gauge, serving high-capacity passenger transport in Brazil’s largest metropolitan area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: São Paulo suburban railways (selected lines)
Target entity description: São Paulo suburban railways (selected lines) are portions of the Greater São Paulo commuter rail system that operate on tracks built to the wider Irish gauge, serving high-capacity passenger transport in Brazil’s largest metropolitan area.
  • A. Main Suburban railway line
    The Main Suburban railway line is a major rail corridor in Sydney, Australia, forming part of the city's core suburban network and linking central Sydney with its western suburbs.
  • B. São Paulo Metro Line 3-Red
    São Paulo Metro Line 3-Red is one of the main rapid transit lines in São Paulo, Brazil, running east–west through central areas and serving as a heavily used backbone of the city’s metro system.
  • C. São Paulo Metro Line 4-Yellow
    São Paulo Metro Line 4-Yellow is a major driverless metro line in São Paulo that connects key central and western districts, easing congestion and integrating with several other lines in the city’s rapid transit network.
  • D. São Paulo Metro Line 2-Green
    São Paulo Metro Line 2-Green is a major rapid transit line in São Paulo that runs east–west across the city, connecting central districts with important residential and commercial areas.
  • E. São Paulo Metro
    The São Paulo Metro is a major rapid transit system serving the city of São Paulo, Brazil, known for its extensive network, high ridership, and role as a backbone of the city's public transportation.
  • 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_69d87f2dac988190b74d6e185fa88ba4 completed April 10, 2026, 4:40 a.m.
NER Named-entity recognition batch_69e32dd0d2fc81909b68b5afb00f192f completed April 18, 2026, 7:08 a.m.
NED1 Entity disambiguation (via context triple) batch_6a004f5af4308190bd023624de35027f completed May 10, 2026, 9:26 a.m.
NEDg Description generation batch_6a0050c5d4548190a674c1c19f08a9fd completed May 10, 2026, 9:32 a.m.
NED2 Entity disambiguation (via description) batch_6a0051a7ae208190b33d42cc8d4bb21f completed May 10, 2026, 9:36 a.m.
Created at: April 10, 2026, 5:11 a.m.