Triple

T2762458
Position Surface form Disambiguated ID Type / Status
Subject Viewliner baggage-dormitory car E61255 entity
Predicate railcarFamily P1305 FINISHED
Object Viewliner
Viewliner is a class of single-level passenger railcars used primarily by Amtrak for long-distance overnight service in the United States.
E296601 NE FINISHED

How this triple was built (5 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 | Statement: [Viewliner baggage-dormitory car, railcarFamily, Viewliner]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Viewliner
Context triple: [Viewliner baggage-dormitory car, railcarFamily, Viewliner]
  • A. Uhu
    Uhu was the nickname of the Heinkel He 219, a German World War II night fighter aircraft notable for its advanced radar and effectiveness against Allied bombers.
  • B. Sharpie
    Sharpie is a popular brand of permanent markers and writing instruments known for their bold, quick-drying ink used in homes, schools, and offices.
  • C. Elmer's
    Elmer's is a well-known American brand best recognized for its school and craft glues and other adhesive products.
  • D. Mylar
    Mylar is a durable, transparent polyester film widely used for packaging, insulation, and protective applications.
  • E. Magik Markers
    Magik Markers is an American noise rock band known for its abrasive, improvisational sound and association with the underground indie and experimental music scenes.
  • 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
Triple: [Viewliner baggage-dormitory car, railcarFamily, Viewliner]
Generated description
Viewliner is a class of single-level passenger railcars used primarily by Amtrak for long-distance overnight service in the United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Viewliner
Target entity description: Viewliner is a class of single-level passenger railcars used primarily by Amtrak for long-distance overnight service in the United States.
  • A. Uhu
    Uhu was the nickname of the Heinkel He 219, a German World War II night fighter aircraft notable for its advanced radar and effectiveness against Allied bombers.
  • B. Sharpie
    Sharpie is a popular brand of permanent markers and writing instruments known for their bold, quick-drying ink used in homes, schools, and offices.
  • C. Elmer's
    Elmer's is a well-known American brand best recognized for its school and craft glues and other adhesive products.
  • D. Mylar
    Mylar is a durable, transparent polyester film widely used for packaging, insulation, and protective applications.
  • E. Magik Markers
    Magik Markers is an American noise rock band known for its abrasive, improvisational sound and association with the underground indie and experimental music scenes.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: railcarFamily
Context triple: [Viewliner baggage-dormitory car, railcarFamily, Viewliner]
  • A. railwayCarriageUsedFor
    Indicates that a railway carriage is employed or designated for a particular purpose, function, or type of use.
  • B. rollingStockType chosen
    Indicates the specific category or type of railway rolling stock associated with an entity (e.g., locomotive, passenger car, freight wagon).
  • C. formerRollingStock
    Indicates that an entity was previously used as rolling stock (e.g., railway vehicles) but no longer serves in that capacity.
  • D. railroadClass
    Indicates the classification or category of a railroad according to an established system (e.g., by size, revenue, or regulatory status).
  • E. trainFamily
    Indicates that one entity trains, educates, or prepares another entity within a family or familial context.
  • F. None of above.

Provenance (6 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_69ab4b7bab6c8190a5c2efef19a8ef34 completed March 6, 2026, 9:47 p.m.
NER Named-entity recognition batch_69abddceb9d88190961e30d521a21552 completed March 7, 2026, 8:11 a.m.
NED1 Entity disambiguation (via context triple) batch_69afc04630b8819081cd8ddac1d42184 completed March 10, 2026, 6:55 a.m.
NEDg Description generation batch_69afc0b6368081908e2520ac6680a409 completed March 10, 2026, 6:56 a.m.
NED2 Entity disambiguation (via description) batch_69afc145e61881908c0eeae455b02a78 completed March 10, 2026, 6:59 a.m.
PD Predicate disambiguation batch_69abdcfc5e1c8190a5ac2c48d3eaeb0a completed March 7, 2026, 8:08 a.m.
Created at: March 6, 2026, 9:57 p.m.