Triple

T9607601
Position Surface form Disambiguated ID Type / Status
Subject Metro-North Railroad New Canaan Branch E232010 entity
Predicate laterOperator P5677 FINISHED
Object New York, New Haven and Hartford Railroad E52327 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: New York, New Haven and Hartford Railroad | Statement: [Metro-North Railroad New Canaan Branch, laterOperator, New York, New Haven and Hartford Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: New York, New Haven and Hartford Railroad
Context triple: [Metro-North Railroad New Canaan Branch, laterOperator, New York, New Haven and Hartford Railroad]
  • A. New York, New Haven and Hartford Railroad chosen
    The New York, New Haven and Hartford Railroad was a major railroad in the northeastern United States that operated extensive passenger and freight services across New England and into New York City during the late 19th and early 20th centuries.
  • B. New York and New Haven Railroad
    The New York and New Haven Railroad was a 19th-century rail line that provided a crucial passenger and freight connection between New York City and New Haven, Connecticut, later becoming part of the New York, New Haven and Hartford Railroad system.
  • C. Hartford and New Haven Railroad
    The Hartford and New Haven Railroad was a 19th-century rail line in Connecticut that later became part of the larger New York, New Haven and Hartford Railroad system.
  • D. New York, Westchester and Boston Railway
    The New York, Westchester and Boston Railway was an early 20th-century electric commuter railroad serving the Bronx and Westchester County, later partially incorporated into the New York City Subway system.
  • E. New York Connecting Railroad
    The New York Connecting Railroad is a freight and passenger rail line in New York City that links the Long Island Rail Road and the Northeast Corridor, notably via the Hell Gate Bridge between Queens and the Bronx.
  • 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_69ca8485a90c819094fe40b42fde9d70 completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cd9a62372881908bf21be91e7285fb completed April 1, 2026, 10:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69d17942504481908e7147a0f56bdf96 completed April 4, 2026, 8:49 p.m.
Created at: March 30, 2026, 8:08 p.m.