Triple

T2297173
Position Surface form Disambiguated ID Type / Status
Subject Raritan Valley Line E51643 entity
Predicate usesLocomotiveClass P31795 FINISHED
Object PL42AC
The PL42AC is a modern diesel-electric passenger locomotive built by Alstom for New Jersey Transit, known for its streamlined design and AC traction technology.
 E253178 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: PL42AC | Statement: [Raritan Valley Line, usesLocomotiveClass, PL42AC]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: PL42AC
Context triple: [Raritan Valley Line, usesLocomotiveClass, PL42AC]
  • A. Pella ProLine
    Pella ProLine is a product line of mid-range, wood-clad windows and doors manufactured by Pella Corporation, known for balancing performance, aesthetics, and affordability.
  • B. Pella 250 Series
    Pella 250 Series is a line of mid-range, energy-efficient vinyl windows and patio doors known for their durability, performance, and customizable style options.
  • C. Pella 350 Series
    Pella 350 Series is a premium line of energy-efficient vinyl windows and patio doors known for their durability, performance, and enhanced design features.
  • D. PLAF
    PLAF is an abbreviation commonly used to refer to the Polish Air Force, the air warfare branch of Poland’s armed forces.
  • E. LW200
    The LW200 is a compact station wagon variant of Saturn's L-Series, offering practical cargo space and economy-focused performance.
  • 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: PL42AC
Triple: [Raritan Valley Line, usesLocomotiveClass, PL42AC]
Generated description
The PL42AC is a modern diesel-electric passenger locomotive built by Alstom for New Jersey Transit, known for its streamlined design and AC traction technology.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: PL42AC
Target entity description: The PL42AC is a modern diesel-electric passenger locomotive built by Alstom for New Jersey Transit, known for its streamlined design and AC traction technology.
  • A. Pella ProLine
    Pella ProLine is a product line of mid-range, wood-clad windows and doors manufactured by Pella Corporation, known for balancing performance, aesthetics, and affordability.
  • B. Pella 250 Series
    Pella 250 Series is a line of mid-range, energy-efficient vinyl windows and patio doors known for their durability, performance, and customizable style options.
  • C. Pella 350 Series
    Pella 350 Series is a premium line of energy-efficient vinyl windows and patio doors known for their durability, performance, and enhanced design features.
  • D. PLAF
    PLAF is an abbreviation commonly used to refer to the Polish Air Force, the air warfare branch of Poland’s armed forces.
  • E. LW200
    The LW200 is a compact station wagon variant of Saturn's L-Series, offering practical cargo space and economy-focused performance.
  • 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_69a88b0a9f248190bcff941463d8f65a completed March 4, 2026, 7:42 p.m.
NER Named-entity recognition batch_69abd0d6b0e48190aee9131ca182e52f completed March 7, 2026, 7:16 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae7f2ba4048190898e3524feb0d96d completed March 9, 2026, 8:04 a.m.
NEDg Description generation batch_69ae802a066881909aa4e7b00e29306f completed March 9, 2026, 8:09 a.m.
NED2 Entity disambiguation (via description) batch_69ae80c37ff48190a24b7806320ebc00 completed March 9, 2026, 8:11 a.m.
Created at: March 4, 2026, 7:49 p.m.