Triple

T12045924
Position Surface form Disambiguated ID Type / Status
Subject CTfastrak E286786 entity
Predicate hasStation P35 FINISHED
Object Downtown New Britain Station
Downtown New Britain Station is a major CTfastrak bus rapid transit hub located in the downtown area of New Britain, Connecticut.
 E963131 NE FINISHED

How this triple was built (4 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: Downtown New Britain Station | Statement: [CTfastrak, hasStation, Downtown New Britain Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Downtown New Britain Station
Context triple: [CTfastrak, hasStation, Downtown New Britain Station]
  • A. Meriden station
    Meriden station is a passenger rail station in Meriden, Connecticut, serving CTrail Hartford Line and Amtrak trains along the New Haven–Springfield corridor.
  • B. Naugatuck station
    Naugatuck station is a commuter rail stop in Naugatuck, Connecticut, served by Metro-North Railroad trains on the Waterbury Branch.
  • C. Waterbury station
    Waterbury station is a Metro-North Railroad commuter rail station in Waterbury, Connecticut, serving as the primary rail hub for the city.
  • D. White River Junction station
    White River Junction station is a historic railroad station in White River Junction, Vermont, that serves as a regional passenger rail hub.
  • E. West Hartford station
    West Hartford station is a planned commuter rail stop in West Hartford, Connecticut, that will serve passengers on the CTrail Hartford Line.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Downtown New Britain Station
Triple: [CTfastrak, hasStation, Downtown New Britain Station]
Generated description
Downtown New Britain Station is a major CTfastrak bus rapid transit hub located in the downtown area of New Britain, Connecticut.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Downtown New Britain Station
Target entity description: Downtown New Britain Station is a major CTfastrak bus rapid transit hub located in the downtown area of New Britain, Connecticut.
  • A. Meriden station
    Meriden station is a passenger rail station in Meriden, Connecticut, serving CTrail Hartford Line and Amtrak trains along the New Haven–Springfield corridor.
  • B. Naugatuck station
    Naugatuck station is a commuter rail stop in Naugatuck, Connecticut, served by Metro-North Railroad trains on the Waterbury Branch.
  • C. Waterbury station
    Waterbury station is a Metro-North Railroad commuter rail station in Waterbury, Connecticut, serving as the primary rail hub for the city.
  • D. White River Junction station
    White River Junction station is a historic railroad station in White River Junction, Vermont, that serves as a regional passenger rail hub.
  • E. West Hartford station
    West Hartford station is a planned commuter rail stop in West Hartford, Connecticut, that will serve passengers on the CTrail Hartford Line.
  • F. None of above. chosen

Provenance (5 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_69d6ab4780948190bdb9f7620c2ac27e completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d9041fe3b0819094b82a6b17ac59c3 completed April 10, 2026, 2:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69f5f649dbf081908e76c45e362217c1 completed May 2, 2026, 1:04 p.m.
NEDg Description generation batch_69f5fc5d6d808190ba96e08fd7d1f045 completed May 2, 2026, 1:30 p.m.
NED2 Entity disambiguation (via description) batch_69f5fd149d9c8190a9d6e021801632d4 completed May 2, 2026, 1:33 p.m.
Created at: April 8, 2026, 9:47 p.m.