Triple

T22349908
Position Surface form Disambiguated ID Type / Status
Subject Naugatuck station E552500 entity
Predicate line P1293 FINISHED
Object Waterbury Branch 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: Waterbury Branch | Statement: [Naugatuck station, line, Waterbury Branch]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Waterbury Branch
Context triple: [Naugatuck station, line, Waterbury Branch]
  • A. Waterbury Branch chosen
    The Waterbury Branch is a commuter rail line in Connecticut operated by Metro-North Railroad, running between Waterbury and the New Haven Line at Bridgeport.
  • B. Danbury Branch
    The Danbury Branch is a commuter rail line in southwestern Connecticut operated by Metro-North Railroad, connecting Danbury and intermediate towns to the New Haven Line and the New York City region.
  • C. Stoughton Branch
    Stoughton Branch is a commuter rail branch line in Massachusetts that serves the town of Stoughton as part of the MBTA’s Providence/Stoughton Line.
  • D. Greenport Branch
    The Greenport Branch is the eastern segment of the Long Island Rail Road’s Main Line that runs between Ronkonkoma and Greenport on Long Island, New York.
  • E. Newtown Branch
    Newtown Branch is a former SEPTA regional rail line in the Philadelphia area that once extended service beyond Fox Chase station into suburban Bucks County.
  • 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_69e11e4a0ad08190a385b4d343cf6524 completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f1579ad6708190ba4af97a02d0758d completed April 29, 2026, 12:58 a.m.
Created at: April 16, 2026, 8:43 p.m.