Triple

T2121473
Position Surface form Disambiguated ID Type / Status
Subject CTrail Hartford Line E43932 entity
Predicate terminus P388 FINISHED
Object New Haven Union Station E136957 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 Haven Union Station | Statement: [CTrail Hartford Line, terminus, New Haven Union Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: New Haven Union Station
Context triple: [CTrail Hartford Line, terminus, New Haven Union Station]
  • A. New Haven Union Station chosen
    New Haven Union Station is a major historic railroad and transportation hub in New Haven, Connecticut, serving regional and intercity train and bus services.
  • B. Hartford Union Station
    Hartford Union Station is the primary historic rail and bus transportation hub in downtown Hartford, Connecticut, serving Amtrak, CTrail, and regional transit services.
  • C. New London Union Station
    New London Union Station is a historic waterfront train station in New London, Connecticut, serving as a regional rail hub for Amtrak and commuter services.
  • D. Stamford station
    Stamford station is a major commuter rail hub in Stamford, Connecticut, serving as one of the busiest stops on the Metro-North Railroad and a key gateway between New York City and New England.
  • E. Newark Broad Street Station
    Newark Broad Street Station is a key commuter rail station in Newark, New Jersey, serving as an important hub on NJ Transit’s Morris & Essex Lines.
  • 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_69a88717cfe48190b7ecdd68c824848a completed March 4, 2026, 7:25 p.m.
NER Named-entity recognition batch_69abbb51e8088190a1aeafee4e8dff63 completed March 7, 2026, 5:44 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae5197259c8190bffbbb4abaaddfd0 completed March 9, 2026, 4:50 a.m.
Created at: March 4, 2026, 7:44 p.m.