Triple

T10817062
Position Surface form Disambiguated ID Type / Status
Subject Union Depot (Saint Paul) E255257 entity
Predicate hasFacility P105 FINISHED
Object Amtrak ticket office
An Amtrak ticket office is a staffed service location where passengers can purchase train tickets, make reservations, and obtain travel information for Amtrak rail services.
E887670 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: Amtrak ticket office | Statement: [Union Depot (Saint Paul), hasFacility, Amtrak ticket office]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Amtrak ticket office
Context triple: [Union Depot (Saint Paul), hasFacility, Amtrak ticket office]
  • A. Amtrak (station facility)
    Amtrak (station facility) is the United States’ national passenger rail service operator that manages and maintains train stations and related passenger facilities across its network.
  • B. Amtrak at South Station
    Amtrak at South Station is the intercity passenger rail service operating from Boston’s historic South Station, providing regional and long-distance train connections along the Northeast Corridor and beyond.
  • C. Amtrak Auto Train terminal
    The Amtrak Auto Train terminal in Sanford, Florida is the southern terminus of Amtrak’s Auto Train service, where passengers and their vehicles are loaded for rail transport to and from the Washington, D.C. area.
  • D. Jackson Amtrak station
    Jackson Amtrak station is a historic passenger rail station in Jackson, Michigan, serving Amtrak trains on the Wolverine line between Chicago and Detroit/Pontiac.
  • E. La Junta Amtrak station
    La Junta Amtrak station is a passenger rail station in La Junta, Colorado, serving Amtrak’s long-distance Southwest Chief route between Chicago and Los Angeles.
  • 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: Amtrak ticket office
Triple: [Union Depot (Saint Paul), hasFacility, Amtrak ticket office]
Generated description
An Amtrak ticket office is a staffed service location where passengers can purchase train tickets, make reservations, and obtain travel information for Amtrak rail services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Amtrak ticket office
Target entity description: An Amtrak ticket office is a staffed service location where passengers can purchase train tickets, make reservations, and obtain travel information for Amtrak rail services.
  • A. Amtrak (station facility)
    Amtrak (station facility) is the United States’ national passenger rail service operator that manages and maintains train stations and related passenger facilities across its network.
  • B. Amtrak at South Station
    Amtrak at South Station is the intercity passenger rail service operating from Boston’s historic South Station, providing regional and long-distance train connections along the Northeast Corridor and beyond.
  • C. Amtrak Auto Train terminal
    The Amtrak Auto Train terminal in Sanford, Florida is the southern terminus of Amtrak’s Auto Train service, where passengers and their vehicles are loaded for rail transport to and from the Washington, D.C. area.
  • D. Jackson Amtrak station
    Jackson Amtrak station is a historic passenger rail station in Jackson, Michigan, serving Amtrak trains on the Wolverine line between Chicago and Detroit/Pontiac.
  • E. La Junta Amtrak station
    La Junta Amtrak station is a passenger rail station in La Junta, Colorado, serving Amtrak’s long-distance Southwest Chief route between Chicago and Los Angeles.
  • 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_69d6aa8081448190a9324184f2bd1c26 completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d733eea03c8190a68f4d4f89f497a2 completed April 9, 2026, 5:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69de855799748190b51745a198daa8d0 completed April 14, 2026, 6:20 p.m.
NEDg Description generation batch_69de8955b9d8819086ff98efbff6c7a0 completed April 14, 2026, 6:37 p.m.
NED2 Entity disambiguation (via description) batch_69de8f4a318c819086559fd53506ab29 completed April 14, 2026, 7:02 p.m.
Created at: April 8, 2026, 9:18 p.m.