Triple

T951216
Position Surface form Disambiguated ID Type / Status
Subject Acela E20525 entity
Predicate usesRollingStock P5426 FINISHED
Object Avelia Liberty trainset
The Avelia Liberty trainset is a high-speed, tilting electric multiple unit designed by Alstom for Amtrak’s next-generation premium service in the United States.
E114472 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: Avelia Liberty trainset | Statement: [Acela, usesRollingStock, Avelia Liberty trainset]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Avelia Liberty trainset
Context triple: [Acela, usesRollingStock, Avelia Liberty trainset]
  • A. Bombardier Flexity Swift
    The Bombardier Flexity Swift is a family of modular, high-floor light rail and tram vehicles designed for rapid transit operations in urban and suburban networks worldwide.
  • B. TGV Atlantique trainset
    The TGV Atlantique trainset is a high-speed French electric multiple unit introduced by SNCF in the late 1980s for services from Paris toward western and southwestern France, once holding the world speed record for rail trains.
  • C. Class 802 Nova 1 bi-mode train
    The Class 802 Nova 1 is a modern bi-mode intercity train used by TransPennine Express, capable of operating on both electrified and non-electrified routes to provide faster, more flexible services across northern England and Scotland.
  • D. MARC Train
    MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
  • E. M7 electric multiple unit
    The M7 electric multiple unit is a modern commuter rail car class built for high-frequency, third-rail electrified service, notably operating on New York’s Long Island Rail Road and similar regional rail networks.
  • 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: Avelia Liberty trainset
Triple: [Acela, usesRollingStock, Avelia Liberty trainset]
Generated description
The Avelia Liberty trainset is a high-speed, tilting electric multiple unit designed by Alstom for Amtrak’s next-generation premium service in the United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Avelia Liberty trainset
Target entity description: The Avelia Liberty trainset is a high-speed, tilting electric multiple unit designed by Alstom for Amtrak’s next-generation premium service in the United States.
  • A. Bombardier Flexity Swift
    The Bombardier Flexity Swift is a family of modular, high-floor light rail and tram vehicles designed for rapid transit operations in urban and suburban networks worldwide.
  • B. TGV Atlantique trainset
    The TGV Atlantique trainset is a high-speed French electric multiple unit introduced by SNCF in the late 1980s for services from Paris toward western and southwestern France, once holding the world speed record for rail trains.
  • C. Class 802 Nova 1 bi-mode train
    The Class 802 Nova 1 is a modern bi-mode intercity train used by TransPennine Express, capable of operating on both electrified and non-electrified routes to provide faster, more flexible services across northern England and Scotland.
  • D. MARC Train
    MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
  • E. M7 electric multiple unit
    The M7 electric multiple unit is a modern commuter rail car class built for high-frequency, third-rail electrified service, notably operating on New York’s Long Island Rail Road and similar regional rail networks.
  • 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_69a493b0f2fc81908cd227480a5356a1 completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4b3d62e408190855b2883407f6c6b completed March 1, 2026, 9:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac16fdd37c81909262c1cc271cdd21 completed March 7, 2026, 12:15 p.m.
NEDg Description generation batch_69ac176e56fc819093e45a57ed40eeef completed March 7, 2026, 12:17 p.m.
NED2 Entity disambiguation (via description) batch_69ac182b59a08190a6656fc55d9683cb completed March 7, 2026, 12:20 p.m.
Created at: March 1, 2026, 7:40 p.m.