Triple

T9869829
Position Surface form Disambiguated ID Type / Status
Subject Amtrak Empire Service E239927 entity
Predicate terminus P388 FINISHED
Object Buffalo–Exchange Street station
Buffalo–Exchange Street station is a passenger rail station in downtown Buffalo, New York, serving Amtrak trains and providing access to the city’s central business district.
 E826004 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: Buffalo–Exchange Street station | Statement: [Amtrak Empire Service, terminus, Buffalo–Exchange Street station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Buffalo–Exchange Street station
Context triple: [Amtrak Empire Service, terminus, Buffalo–Exchange Street station]
  • A. Shawmut station
    Shawmut station is a rapid transit stop on Boston's MBTA Red Line serving the Dorchester neighborhood along the Ashmont branch.
  • B. Fairview Avenue station
    Fairview Avenue station is a commuter rail stop in Downers Grove, Illinois, serving Metra's BNSF Railway Line in the Chicago metropolitan area.
  • C. Highland Avenue station
    Highland Avenue station is a New Jersey Transit commuter rail stop in Orange, New Jersey, serving local passengers on the Morris & Essex Lines.
  • D. Bloomfield Avenue station
    Bloomfield Avenue station is a light rail stop on the Newark Light Rail system in Newark, New Jersey, serving local commuters along the Bloomfield Avenue corridor.
  • E. Centre Avenue station
    Centre Avenue station is a commuter rail stop on the Long Island Rail Road serving the Long Beach Branch in Nassau County, New York.
  • 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: Buffalo–Exchange Street station
Triple: [Amtrak Empire Service, terminus, Buffalo–Exchange Street station]
Generated description
Buffalo–Exchange Street station is a passenger rail station in downtown Buffalo, New York, serving Amtrak trains and providing access to the city’s central business district.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Buffalo–Exchange Street station
Target entity description: Buffalo–Exchange Street station is a passenger rail station in downtown Buffalo, New York, serving Amtrak trains and providing access to the city’s central business district.
  • A. Shawmut station
    Shawmut station is a rapid transit stop on Boston's MBTA Red Line serving the Dorchester neighborhood along the Ashmont branch.
  • B. Fairview Avenue station
    Fairview Avenue station is a commuter rail stop in Downers Grove, Illinois, serving Metra's BNSF Railway Line in the Chicago metropolitan area.
  • C. Highland Avenue station
    Highland Avenue station is a New Jersey Transit commuter rail stop in Orange, New Jersey, serving local passengers on the Morris & Essex Lines.
  • D. Bloomfield Avenue station
    Bloomfield Avenue station is a light rail stop on the Newark Light Rail system in Newark, New Jersey, serving local commuters along the Bloomfield Avenue corridor.
  • E. Centre Avenue station
    Centre Avenue station is a commuter rail stop on the Long Island Rail Road serving the Long Beach Branch in Nassau County, New York.
  • 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_69ca84e7506c819095cbde4ff16512bb completed March 30, 2026, 2:12 p.m.
NER Named-entity recognition batch_69cdb3d498b481908f82f31f98b57c7e completed April 2, 2026, 12:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69d1e46209988190b97aefee6cbddbad completed April 5, 2026, 4:26 a.m.
NEDg Description generation batch_69d1e531a90c8190ba18113107ce1632 completed April 5, 2026, 4:29 a.m.
NED2 Entity disambiguation (via description) batch_69d1e5ab9e588190b4007fab67b0a712 completed April 5, 2026, 4:31 a.m.
Created at: March 30, 2026, 8:36 p.m.