Triple

T1811278
Position Surface form Disambiguated ID Type / Status
Subject Sambadrome Marquês de Sapucaí E40336 entity
Predicate publicTransportConnection P3791 FINISHED
Object Central do Brasil train station
Central do Brasil train station is a major railway and commuter hub in Rio de Janeiro, serving as one of the city’s primary connections for suburban and regional train services.
E202525 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: Central do Brasil train station | Statement: [Sambadrome Marquês de Sapucaí, publicTransportConnection, Central do Brasil train station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Central do Brasil train station
Context triple: [Sambadrome Marquês de Sapucaí, publicTransportConnection, Central do Brasil train station]
  • A. Belém railway station
    Belém railway station is a suburban train station in Lisbon, Portugal, serving the historic Belém district along the Cascais Line.
  • B. Baixa-Chiado metro station
    Baixa-Chiado metro station is a major underground interchange in central Lisbon, Portugal, connecting key metro lines and serving as a gateway to the historic Baixa and Chiado districts.
  • C. Cais do Sodré railway station
    Cais do Sodré railway station is a major Lisbon transport hub that combines suburban rail, metro, ferry, and bus connections near the city’s waterfront.
  • D. Terreiro do Paço metro station
    Terreiro do Paço metro station is a Lisbon Metro station on the Blue Line, located near the historic waterfront square Praça do Comércio in central Lisbon, Portugal.
  • 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: Central do Brasil train station
Triple: [Sambadrome Marquês de Sapucaí, publicTransportConnection, Central do Brasil train station]
Generated description
Central do Brasil train station is a major railway and commuter hub in Rio de Janeiro, serving as one of the city’s primary connections for suburban and regional train services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Central do Brasil train station
Target entity description: Central do Brasil train station is a major railway and commuter hub in Rio de Janeiro, serving as one of the city’s primary connections for suburban and regional train services.
  • A. Belém railway station
    Belém railway station is a suburban train station in Lisbon, Portugal, serving the historic Belém district along the Cascais Line.
  • B. Baixa-Chiado metro station
    Baixa-Chiado metro station is a major underground interchange in central Lisbon, Portugal, connecting key metro lines and serving as a gateway to the historic Baixa and Chiado districts.
  • C. Cais do Sodré railway station
    Cais do Sodré railway station is a major Lisbon transport hub that combines suburban rail, metro, ferry, and bus connections near the city’s waterfront.
  • D. Terreiro do Paço metro station
    Terreiro do Paço metro station is a Lisbon Metro station on the Blue Line, located near the historic waterfront square Praça do Comércio in central Lisbon, Portugal.
  • 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_69a88643a3388190a612f2ebe1fb29e7 completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69aa65c64bc08190b993216890752b46 completed March 6, 2026, 5:27 a.m.
NED1 Entity disambiguation (via context triple) batch_69adb5e352d88190839cde25e3c07d95 completed March 8, 2026, 5:46 p.m.
NEDg Description generation batch_69adb8b6d160819096dc02323049101d completed March 8, 2026, 5:58 p.m.
NED2 Entity disambiguation (via description) batch_69adb9bafd688190a66a835c6a8163e3 completed March 8, 2026, 6:02 p.m.
Created at: March 4, 2026, 7:32 p.m.