Triple

T6244636
Position Surface form Disambiguated ID Type / Status
Subject GM Truck and Coach E139688 entity
Predicate notableProduct P1448 FINISHED
Object GM TDM series intercity coach
The GM TDM series intercity coach was a line of streamlined, diesel-powered highway buses produced in the mid-20th century that became a mainstay of North American intercity and charter bus service.
E579017 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: GM TDM series intercity coach | Statement: [GM Truck and Coach, notableProduct, GM TDM series intercity coach]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: GM TDM series intercity coach
Context triple: [GM Truck and Coach, notableProduct, GM TDM series intercity coach]
  • A. Rotem bi-level coach
    The Rotem bi-level coach is a double-decker commuter rail passenger car built by Hyundai Rotem to increase capacity and comfort on services such as the MBTA Commuter Rail.
  • B. Siemens Venture long-distance coach
    The Siemens Venture long-distance coach is a modern, intercity passenger railcar designed by Siemens for enhanced comfort, accessibility, and efficiency on long-distance routes in North America.
  • C. Corail coaches
    Corail coaches are a class of long-distance passenger railway carriages widely used in France for comfortable intercity services.
  • D. Intercity double-deck coaches
    Intercity double-deck coaches are long-distance, bi-level passenger railcars used in Germany to provide higher-capacity, comfortable Intercity services on busy routes.
  • E. Intercity V set
    The Intercity V set is a class of stainless-steel electric multiple unit trains that have long served as iconic intercity and outer-suburban passenger trains in New South Wales, Australia.
  • 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: GM TDM series intercity coach
Triple: [GM Truck and Coach, notableProduct, GM TDM series intercity coach]
Generated description
The GM TDM series intercity coach was a line of streamlined, diesel-powered highway buses produced in the mid-20th century that became a mainstay of North American intercity and charter bus service.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: GM TDM series intercity coach
Target entity description: The GM TDM series intercity coach was a line of streamlined, diesel-powered highway buses produced in the mid-20th century that became a mainstay of North American intercity and charter bus service.
  • A. Rotem bi-level coach
    The Rotem bi-level coach is a double-decker commuter rail passenger car built by Hyundai Rotem to increase capacity and comfort on services such as the MBTA Commuter Rail.
  • B. Siemens Venture long-distance coach
    The Siemens Venture long-distance coach is a modern, intercity passenger railcar designed by Siemens for enhanced comfort, accessibility, and efficiency on long-distance routes in North America.
  • C. Corail coaches
    Corail coaches are a class of long-distance passenger railway carriages widely used in France for comfortable intercity services.
  • D. Intercity double-deck coaches
    Intercity double-deck coaches are long-distance, bi-level passenger railcars used in Germany to provide higher-capacity, comfortable Intercity services on busy routes.
  • E. Intercity V set
    The Intercity V set is a class of stainless-steel electric multiple unit trains that have long served as iconic intercity and outer-suburban passenger trains in New South Wales, Australia.
  • 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_69c008b1c5088190ae6de2555fc05ad8 completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c0631c63d48190a41ec1232aecb373 completed March 22, 2026, 9:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69c20e12fa248190ad9daaf9563d38c6 completed March 24, 2026, 4:07 a.m.
NEDg Description generation batch_69c214aaef308190be1166c1389bf3d3 completed March 24, 2026, 4:35 a.m.
NED2 Entity disambiguation (via description) batch_69c21508dbec8190b9bb4806a83ecb13 completed March 24, 2026, 4:37 a.m.
Created at: March 22, 2026, 4:23 p.m.