Triple

T11942133
Position Surface form Disambiguated ID Type / Status
Subject São Paulo metropolitan area E284201 entity
Predicate hasTransportSystem P473 FINISHED
Object CPTM commuter rail E60073 NE FINISHED

How this triple was built (2 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: CPTM commuter rail | Statement: [São Paulo metropolitan area, hasTransportSystem, CPTM commuter rail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: CPTM commuter rail
Context triple: [São Paulo metropolitan area, hasTransportSystem, CPTM commuter rail]
  • A. CPTM commuter rail chosen
    CPTM commuter rail is a suburban rail network serving the São Paulo metropolitan area, connecting the city to its surrounding municipalities.
  • B. 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.
  • C. CPTM Line 11–Coral
    CPTM Line 11–Coral is a commuter rail line in the São Paulo metropolitan area that connects central districts to the city’s eastern outskirts, including service to the Arena Corinthians stadium.
  • D. Rio de Janeiro Metro
    The Rio de Janeiro Metro is the rapid transit system serving the city of Rio de Janeiro, Brazil, providing high-capacity urban rail transport across key neighborhoods and metropolitan areas.
  • E. E.F.C.B. (Estrada de Ferro Central do Brasil)
    E.F.C.B. (Estrada de Ferro Central do Brasil) is a painting by Brazilian modernist artist Tarsila do Amaral that reflects her distinctive style and engagement with Brazil’s industrial and cultural landscape.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d6ab2db38c8190b1f0ed6663ef8ada completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d90342bb908190a019ac91a2b82f3d completed April 10, 2026, 2:03 p.m.
NED1 Entity disambiguation (via context triple) batch_69f440a5a9c8819086a94ad60c6881b8 completed May 1, 2026, 5:56 a.m.
Created at: April 8, 2026, 9:45 p.m.