Triple

T3172167
Position Surface form Disambiguated ID Type / Status
Subject Amtrak Ethan Allen Express E66378 entity
Predicate endStation P3569 FINISHED
Object Burlington Union Station
Burlington Union Station is a historic railway station in Burlington, Vermont, serving as a passenger rail terminal and transportation hub on the shores of Lake Champlain.
 E333816 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: Burlington Union Station | Statement: [Amtrak Ethan Allen Express, endStation, Burlington Union Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Burlington Union Station
Context triple: [Amtrak Ethan Allen Express, endStation, Burlington Union Station]
  • A. 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.
  • B. Springfield Union Station
    Springfield Union Station is a historic intermodal transportation hub in downtown Springfield, Massachusetts, serving as a major regional center for rail and bus travel.
  • C. Burlington station (Amtrak)
    Burlington station (Amtrak) is a historic passenger rail station in Burlington, Iowa, serving Amtrak trains along the Mississippi River corridor.
  • D. South Station
    South Station is Boston’s major intercity rail and bus terminal and a key MBTA subway hub in the city’s downtown.
  • E. Meridian Union Station
    Meridian Union Station is a historic intermodal transportation hub in downtown Meridian, Mississippi, serving Amtrak passenger rail and regional bus services.
  • 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: Burlington Union Station
Triple: [Amtrak Ethan Allen Express, endStation, Burlington Union Station]
Generated description
Burlington Union Station is a historic railway station in Burlington, Vermont, serving as a passenger rail terminal and transportation hub on the shores of Lake Champlain.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Burlington Union Station
Target entity description: Burlington Union Station is a historic railway station in Burlington, Vermont, serving as a passenger rail terminal and transportation hub on the shores of Lake Champlain.
  • A. 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.
  • B. Springfield Union Station
    Springfield Union Station is a historic intermodal transportation hub in downtown Springfield, Massachusetts, serving as a major regional center for rail and bus travel.
  • C. Burlington station (Amtrak)
    Burlington station (Amtrak) is a historic passenger rail station in Burlington, Iowa, serving Amtrak trains along the Mississippi River corridor.
  • D. South Station
    South Station is Boston’s major intercity rail and bus terminal and a key MBTA subway hub in the city’s downtown.
  • E. Meridian Union Station
    Meridian Union Station is a historic intermodal transportation hub in downtown Meridian, Mississippi, serving Amtrak passenger rail and regional bus services.
  • 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_69ad8585d7988190af37365331093ccd completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69ada66da23c81908f063b44b48b1e53 completed March 8, 2026, 4:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69b235e9f04c8190933e893e59e9f342 completed March 12, 2026, 3:41 a.m.
NEDg Description generation batch_69b236962ee48190b37836e5fe6dbc37 completed March 12, 2026, 3:44 a.m.
NED2 Entity disambiguation (via description) batch_69b2373ebca88190b50735839eab4944 completed March 12, 2026, 3:47 a.m.
Created at: March 8, 2026, 3:06 p.m.