Triple

T22771630
Position Surface form Disambiguated ID Type / Status
Subject Northeast Corridor at New Haven E563572 entity
Predicate connectsWith P37 FINISHED
Object New Haven–Springfield Line — 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: New Haven–Springfield Line | Statement: [Northeast Corridor at New Haven, connectsWith, New Haven–Springfield Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: New Haven–Springfield Line
Context triple: [Northeast Corridor at New Haven, connectsWith, New Haven–Springfield Line]
  • A. New Haven–Springfield Line chosen
    The New Haven–Springfield Line is a key passenger rail corridor in the northeastern United States connecting New Haven, Connecticut, with Springfield, Massachusetts, and serving both intercity and commuter rail services.
  • B. New Haven Line
    The New Haven Line is a major commuter rail route in the northeastern United States that connects New York City with New Haven, Connecticut, serving numerous communities along the Long Island Sound corridor.
  • C. Providence/Stoughton Line
    The Providence/Stoughton Line is a Massachusetts Bay Transportation Authority commuter rail route connecting Boston with Providence, Rhode Island and Stoughton, Massachusetts.
  • D. New Haven–Northampton Railroad
    The New Haven–Northampton Railroad was a historic New England rail line that once connected New Haven, Connecticut to Northampton, Massachusetts and later became the corridor for today’s Farmington Canal Heritage Trail.
  • E. Connecticut River Line
    The Connecticut River Line is a historic railroad corridor running along the Connecticut River in New England, long used for passenger and freight service connecting communities in Massachusetts, Vermont, and New Hampshire.
  • 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_69e24554497c819080b996e071de27c2 completed April 17, 2026, 2:36 p.m.
NER Named-entity recognition batch_69f17b5e77d081909ea58d55c240662c completed April 29, 2026, 3:30 a.m.
Created at: April 17, 2026, 3:27 p.m.