Triple

T22900457
Position Surface form Disambiguated ID Type / Status
Subject Falls Village, Connecticut E568298 entity
Predicate hasRailLine P848 FINISHED
Object Housatonic Railroad — NE NERFINISHED

How this triple was built (3 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: Housatonic Railroad | Statement: [Falls Village, Connecticut, hasRailLine, Housatonic Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Housatonic Railroad
Context triple: [Falls Village, Connecticut, hasRailLine, Housatonic Railroad]
  • A. Fitchburg Railroad
    The Fitchburg Railroad was a historic New England rail line that operated across Massachusetts and into Vermont, later becoming part of the Boston and Maine Railroad system.
  • B. New England Central Railroad
    New England Central Railroad is a regional freight railroad operating primarily in New England, providing vital rail connections between local industries and the broader North American rail network.
  • C. Pittsfield and North Adams Railroad
    The Pittsfield and North Adams Railroad was a historic rail line in western Massachusetts that once connected the cities of Pittsfield and North Adams, later forming part of the corridor now used by the Ashuwillticook Rail Trail.
  • D. Boston and Lowell Railroad
    The Boston and Lowell Railroad was a 19th-century New England railway company that operated a key line between Boston and Lowell, Massachusetts, and later became part of larger regional rail systems.
  • E. Massachusetts Central Railroad
    The Massachusetts Central Railroad is a regional rail line in Massachusetts that historically provided freight and passenger service across the central part of the state.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Housatonic Railroad
Target entity description: The Housatonic Railroad is a regional freight and heritage rail carrier operating along the Housatonic River corridor in western Connecticut and neighboring states.
  • A. Fitchburg Railroad
    The Fitchburg Railroad was a historic New England rail line that operated across Massachusetts and into Vermont, later becoming part of the Boston and Maine Railroad system.
  • B. New England Central Railroad
    New England Central Railroad is a regional freight railroad operating primarily in New England, providing vital rail connections between local industries and the broader North American rail network.
  • C. Pittsfield and North Adams Railroad
    The Pittsfield and North Adams Railroad was a historic rail line in western Massachusetts that once connected the cities of Pittsfield and North Adams, later forming part of the corridor now used by the Ashuwillticook Rail Trail.
  • D. Boston and Lowell Railroad
    The Boston and Lowell Railroad was a 19th-century New England railway company that operated a key line between Boston and Lowell, Massachusetts, and later became part of larger regional rail systems.
  • E. Massachusetts Central Railroad
    The Massachusetts Central Railroad is a regional rail line in Massachusetts that historically provided freight and passenger service across the central part of the state.
  • F. None of above. chosen

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_69e2458c23ec81908fa2570692c6614f completed April 17, 2026, 2:37 p.m.
NER Named-entity recognition batch_69f1801626488190b7e8ce3301667987 completed April 29, 2026, 3:50 a.m.
Created at: April 17, 2026, 3:41 p.m.