Triple

T487742
Position Surface form Disambiguated ID Type / Status
Subject Crescent E9916 entity
Predicate usesRollingStock P5426 FINISHED
Object Viewliner baggage-dormitory cars
Viewliner baggage-dormitory cars are Amtrak single-level passenger railcars that combine checked-baggage space with crew sleeping and lounge accommodations, primarily for use on long-distance Eastern routes.
E61255 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: Viewliner baggage-dormitory cars | Statement: [Crescent, usesRollingStock, Viewliner baggage-dormitory cars]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Viewliner baggage-dormitory cars
Context triple: [Crescent, usesRollingStock, Viewliner baggage-dormitory cars]
  • A. Viewliner sleeping cars
    Viewliner sleeping cars are Amtrak’s single-level long-distance sleeper railcars designed with individual roomettes and bedrooms for overnight passenger comfort on routes using standard-height equipment.
  • B. Superliner bi-level cars
    Superliner bi-level cars are double-decker passenger railcars used by Amtrak on long-distance routes, designed to provide increased capacity and enhanced comfort for overnight and scenic train travel.
  • C. 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.
  • D. Kinkisharyo light rail vehicles
    Kinkisharyo light rail vehicles are modern electric multiple-unit trains manufactured by the Japanese company Kinki Sharyo, widely used in North American light rail systems for urban passenger transit.
  • E. Amfleet II coaches
    Amfleet II coaches are long-distance passenger railcars used by Amtrak, known for their single-level design, enhanced seating comfort, and use on overnight and extended-route services in the United States.
  • 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: Viewliner baggage-dormitory cars
Triple: [Crescent, usesRollingStock, Viewliner baggage-dormitory cars]
Generated description
Viewliner baggage-dormitory cars are Amtrak single-level passenger railcars that combine checked-baggage space with crew sleeping and lounge accommodations, primarily for use on long-distance Eastern routes.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Viewliner baggage-dormitory cars
Target entity description: Viewliner baggage-dormitory cars are Amtrak single-level passenger railcars that combine checked-baggage space with crew sleeping and lounge accommodations, primarily for use on long-distance Eastern routes.
  • A. Viewliner sleeping cars
    Viewliner sleeping cars are Amtrak’s single-level long-distance sleeper railcars designed with individual roomettes and bedrooms for overnight passenger comfort on routes using standard-height equipment.
  • B. Superliner bi-level cars
    Superliner bi-level cars are double-decker passenger railcars used by Amtrak on long-distance routes, designed to provide increased capacity and enhanced comfort for overnight and scenic train travel.
  • C. 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.
  • D. Kinkisharyo light rail vehicles
    Kinkisharyo light rail vehicles are modern electric multiple-unit trains manufactured by the Japanese company Kinki Sharyo, widely used in North American light rail systems for urban passenger transit.
  • E. Amfleet II coaches
    Amfleet II coaches are long-distance passenger railcars used by Amtrak, known for their single-level design, enhanced seating comfort, and use on overnight and extended-route services in the United States.
  • 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_69a2e802e2908190ab17c9479e0b6412 completed Feb. 28, 2026, 1:05 p.m.
NER Named-entity recognition batch_69a2f0de66308190a18503a482881cfc completed Feb. 28, 2026, 1:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4777eab9c8190894b34e011190a54 completed March 1, 2026, 5:29 p.m.
NEDg Description generation batch_69a477d94d3c819096d8bad88a5c8cb9 completed March 1, 2026, 5:31 p.m.
NED2 Entity disambiguation (via description) batch_69a478abe5c08190b7fff1ddd8d89449 completed March 1, 2026, 5:34 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.