Triple

T3172204
Position Surface form Disambiguated ID Type / Status
Subject Amtrak Ethan Allen Express E66378 entity
Predicate typicalLocomotiveModel P12267 FINISHED
Object GE P32AC-DM
The GE P32AC-DM is a dual-mode diesel-electric locomotive used primarily in the northeastern United States, capable of operating on both diesel power and third-rail electric power for routes that include non-electrified and electrified track segments.
E333820 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: GE P32AC-DM | Statement: [Amtrak Ethan Allen Express, typicalLocomotiveModel, GE P32AC-DM]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: GE P32AC-DM
Context triple: [Amtrak Ethan Allen Express, typicalLocomotiveModel, GE P32AC-DM]
  • A. GE P42DC
    The GE P42DC is a diesel-electric passenger locomotive built by General Electric, widely used by Amtrak across the United States for long-distance and intercity services.
  • B. GE P40DC
    The GE P40DC is a diesel-electric passenger locomotive built by General Electric, commonly used in North American intercity and commuter rail service.
  • C. GEKE
    GEKE is the German abbreviation for the Community of Protestant Churches in Europe, a fellowship of Protestant churches committed to mutual recognition and cooperation across the continent.
  • D. Daewoo G2X
    The Daewoo G2X is a South Korean two-seat roadster sports car based on GM’s Kappa platform, closely related to the Saturn Sky and Opel GT.
  • E. Westinghouse H2C
    The Westinghouse H2C is a type of electric multiple-unit coupler system used to connect and control New York City’s R46 subway cars.
  • 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: GE P32AC-DM
Triple: [Amtrak Ethan Allen Express, typicalLocomotiveModel, GE P32AC-DM]
Generated description
The GE P32AC-DM is a dual-mode diesel-electric locomotive used primarily in the northeastern United States, capable of operating on both diesel power and third-rail electric power for routes that include non-electrified and electrified track segments.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: GE P32AC-DM
Target entity description: The GE P32AC-DM is a dual-mode diesel-electric locomotive used primarily in the northeastern United States, capable of operating on both diesel power and third-rail electric power for routes that include non-electrified and electrified track segments.
  • A. GE P42DC
    The GE P42DC is a diesel-electric passenger locomotive built by General Electric, widely used by Amtrak across the United States for long-distance and intercity services.
  • B. GE P40DC
    The GE P40DC is a diesel-electric passenger locomotive built by General Electric, commonly used in North American intercity and commuter rail service.
  • C. GEKE
    GEKE is the German abbreviation for the Community of Protestant Churches in Europe, a fellowship of Protestant churches committed to mutual recognition and cooperation across the continent.
  • D. Daewoo G2X
    The Daewoo G2X is a South Korean two-seat roadster sports car based on GM’s Kappa platform, closely related to the Saturn Sky and Opel GT.
  • E. Westinghouse H2C
    The Westinghouse H2C is a type of electric multiple-unit coupler system used to connect and control New York City’s R46 subway cars.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: typicalLocomotiveModel
Context triple: [Amtrak Ethan Allen Express, typicalLocomotiveModel, GE P32AC-DM]
  • A. hasLocomotive chosen
    Indicates that one entity possesses or is equipped with a locomotive as part of its composition or operation.
  • B. locomotiveWorks
    Indicates a relationship where an entity is a facility or company that builds, repairs, or maintains locomotives.
  • C. locomotiveNumber
    Indicates the identifying number assigned to a locomotive in the relationship.
  • D. associatedWithLocomotive
    Indicates a relationship where something is connected or related to a locomotive, such as by use, function, origin, or context.
  • E. rollingStockType
    Indicates the specific category or type of railway rolling stock associated with an entity (e.g., locomotive, passenger car, freight wagon).
  • 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_69ad8585d7988190af37365331093ccd completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69ada66da23c81908f063b44b48b1e53 completed March 8, 2026, 4:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69b235e9f04c8190933e893e59e9f342 completed March 12, 2026, 3:41 a.m.
NEDg Description generation batch_69b236962ee48190b37836e5fe6dbc37 completed March 12, 2026, 3:44 a.m.
NED2 Entity disambiguation (via description) batch_69b2373ebca88190b50735839eab4944 completed March 12, 2026, 3:47 a.m.
PD Predicate disambiguation batch_69ad9e0076b4819094628f1ad10b8f68 completed March 8, 2026, 4:04 p.m.
Created at: March 8, 2026, 3:06 p.m.