Triple

T19285200
Position Surface form Disambiguated ID Type / Status
Subject Brooklyn streetcar E482291 entity
Predicate heritage P1494 FINISHED
Object Brooklyn streetcar system NE NERFINISHED

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: Brooklyn streetcar system | Statement: [Brooklyn streetcar, heritage, Brooklyn streetcar system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Brooklyn streetcar system
Context triple: [Brooklyn streetcar, heritage, Brooklyn streetcar system]
  • A. Brooklyn streetcar system chosen
    The Brooklyn streetcar system was an extensive network of electric streetcar lines that once provided primary public transit service throughout Brooklyn, New York City, before being largely replaced by buses and subways in the mid-20th century.
  • B. Brooklyn streetcar
    The Brooklyn streetcar is a preserved historic trolley car from Brooklyn, New York, now operated as part of San Francisco’s vintage streetcar fleet.
  • C. Brooklyn Elevated Railroad
    The Brooklyn Elevated Railroad was a late 19th- and early 20th-century elevated railway company in Brooklyn, New York City, that operated several rapid transit lines before being absorbed into the city’s unified transit system.
  • D. Brooklyn IRT lines
    The Brooklyn IRT lines are a group of New York City Subway routes in Brooklyn that were originally built and operated by the Interborough Rapid Transit Company as part of its early rapid transit network.
  • E. Brooklyn–Manhattan service
    Brooklyn–Manhattan service is a New York City Subway service pattern that operates trains between Brooklyn and Manhattan along the BMT Jamaica Line and connecting routes.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69d8e8cf61b0819096fe3e4107827c4e completed April 10, 2026, 12:10 p.m.
NER Named-entity recognition batch_69e5fc0152d48190b92272d4c7caa708 completed April 20, 2026, 10:12 a.m.
Created at: April 10, 2026, 1:30 p.m.