Triple

T12325913
Position Surface form Disambiguated ID Type / Status
Subject Federal Law Enforcement Training Centers, Glynco, Georgia E293828 entity
Predicate servesAgency P30640 FINISHED
Object Amtrak Police Department
The Amtrak Police Department is a specialized national law enforcement agency responsible for protecting passengers, employees, and property across the U.S. intercity passenger rail system.
 E975164 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 Police Department | Statement: [Federal Law Enforcement Training Centers, Glynco, Georgia, servesAgency, Amtrak Police Department]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Amtrak Police Department
Context triple: [Federal Law Enforcement Training Centers, Glynco, Georgia, servesAgency, Amtrak Police Department]
  • A. Amtrak
    Amtrak is the United States’ national passenger railroad service, operating intercity and long-distance trains across much of the country.
  • B. 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.
  • C. Mass Transit Administration
    The Mass Transit Administration was the former name of Maryland’s statewide public transportation agency responsible for operating and overseeing transit services.
  • D. 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.
  • E. Intercity Transit Authority
    The Intercity Transit Authority is the public agency responsible for overseeing and managing Intercity Transit’s regional transportation services and policies.
  • 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 Police Department
Triple: [Federal Law Enforcement Training Centers, Glynco, Georgia, servesAgency, Amtrak Police Department]
Generated description
The Amtrak Police Department is a specialized national law enforcement agency responsible for protecting passengers, employees, and property across the U.S. intercity passenger rail system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Amtrak Police Department
Target entity description: The Amtrak Police Department is a specialized national law enforcement agency responsible for protecting passengers, employees, and property across the U.S. intercity passenger rail system.
  • A. Amtrak
    Amtrak is the United States’ national passenger railroad service, operating intercity and long-distance trains across much of the country.
  • B. 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.
  • C. Mass Transit Administration
    The Mass Transit Administration was the former name of Maryland’s statewide public transportation agency responsible for operating and overseeing transit services.
  • D. 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.
  • E. Intercity Transit Authority
    The Intercity Transit Authority is the public agency responsible for overseeing and managing Intercity Transit’s regional transportation services and policies.
  • 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_69d6ab6ae0dc8190b1522a9c1c55c114 completed April 8, 2026, 7:24 p.m.
NER Named-entity recognition batch_69d93f4e7e588190b37e2413bc649198 completed April 10, 2026, 6:19 p.m.
NED1 Entity disambiguation (via context triple) batch_69f61e8d27288190bdf32acd600141db completed May 2, 2026, 3:55 p.m.
NEDg Description generation batch_69f61f9493d081909a543bcafeb508d1 completed May 2, 2026, 4 p.m.
NED2 Entity disambiguation (via description) batch_69f620ad9ec0819099909142fbad6412 completed May 2, 2026, 4:05 p.m.
Created at: April 8, 2026, 9:53 p.m.