Triple

T328304
Position Surface form Disambiguated ID Type / Status
Subject Pennsylvania Station (Baltimore) E6568 entity
Predicate serves P98 FINISHED
Object Silver Meteor (train)
The Silver Meteor is an Amtrak long-distance passenger train that operates along the U.S. East Coast between New York City and Miami.
E44236 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: Silver Meteor (train) | Statement: [Pennsylvania Station (Baltimore), serves, Silver Meteor (train)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Silver Meteor (train)
Context triple: [Pennsylvania Station (Baltimore), serves, Silver Meteor (train)]
  • A. Silver Star (train)
    The Silver Star is an Amtrak long-distance passenger train that operates between New York City and Miami, serving major cities along the U.S. East Coast.
  • B. J train
    The J train is a New York City Subway service that runs along the BMT Jamaica Line, connecting Jamaica, Queens with Lower Manhattan via Brooklyn.
  • C. Congressional Limited Express
    The Congressional Limited Express was a premier Pennsylvania Railroad passenger train that provided fast, luxurious service between New York City and Washington, D.C.
  • D. Crescent (train)
    The Crescent is a long-distance Amtrak passenger train that runs daily between New York City and New Orleans, serving major cities along the U.S. East Coast and Deep South.
  • E. Aeroexpress train
    The Aeroexpress train is a dedicated high-speed rail service that connects central Moscow with major airports, including Domodedovo International Airport.
  • 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: Silver Meteor (train)
Triple: [Pennsylvania Station (Baltimore), serves, Silver Meteor (train)]
Generated description
The Silver Meteor is an Amtrak long-distance passenger train that operates along the U.S. East Coast between New York City and Miami.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Silver Meteor (train)
Target entity description: The Silver Meteor is an Amtrak long-distance passenger train that operates along the U.S. East Coast between New York City and Miami.
  • A. Silver Star (train)
    The Silver Star is an Amtrak long-distance passenger train that operates between New York City and Miami, serving major cities along the U.S. East Coast.
  • B. J train
    The J train is a New York City Subway service that runs along the BMT Jamaica Line, connecting Jamaica, Queens with Lower Manhattan via Brooklyn.
  • C. Congressional Limited Express
    The Congressional Limited Express was a premier Pennsylvania Railroad passenger train that provided fast, luxurious service between New York City and Washington, D.C.
  • D. Crescent (train)
    The Crescent is a long-distance Amtrak passenger train that runs daily between New York City and New Orleans, serving major cities along the U.S. East Coast and Deep South.
  • E. Aeroexpress train
    The Aeroexpress train is a dedicated high-speed rail service that connects central Moscow with major airports, including Domodedovo International Airport.
  • 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_69a2e7933d6c8190bb2592ad13286ef2 completed Feb. 28, 2026, 1:03 p.m.
NER Named-entity recognition batch_69a2ea98fa2c8190a5b44f4a26543a17 completed Feb. 28, 2026, 1:16 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3d7e47f1c8190a4152dcb5c662514 completed March 1, 2026, 6:08 a.m.
NEDg Description generation batch_69a3d8bb23ec8190ad43b6caf3fc6375 completed March 1, 2026, 6:12 a.m.
NED2 Entity disambiguation (via description) batch_69a3d9561b4481908eeae315ebfff931 completed March 1, 2026, 6:14 a.m.
Created at: Feb. 28, 2026, 1:08 p.m.