Triple

T2472993
Position Surface form Disambiguated ID Type / Status
Subject Harley-Davidson E55018 entity
Predicate hasEngineType P14429 FINISHED
Object Twin Cam engine
The Twin Cam engine is a family of air-cooled V-twin motorcycle engines introduced by Harley-Davidson in the late 1990s, known for increased power, displacement, and modernized design compared to its Evolution predecessor.
E270605 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: Twin Cam engine | Statement: [Harley-Davidson, hasEngineType, Twin Cam engine]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Twin Cam engine
Context triple: [Harley-Davidson, hasEngineType, Twin Cam engine]
  • A. Ford 385-series V8
    The Ford 385-series V8 is a family of big-block overhead-valve engines produced by Ford from the late 1960s through the 1990s, widely used in high-performance muscle cars and heavy-duty trucks.
  • B. 2.5L Duratec inline-4
    The 2.5L Duratec inline-4 is a naturally aspirated four-cylinder gasoline engine from Ford’s Duratec family, known for its balance of efficiency and performance in mid-size cars.
  • C. 4.2 L Vortec inline-6
    The 4.2 L Vortec inline-6 is a GM-designed straight-six gasoline engine known for its smooth operation and use in mid-2000s SUVs and trucks.
  • D. 3.0 L Duratec V6
    The 3.0 L Duratec V6 is a Ford-designed 3.0-liter V6 gasoline engine known for its use in various Ford, Mercury, and Mazda vehicles as a smooth, mid-size powerplant.
  • E. 3.5L Duratec V6
    The 3.5L Duratec V6 is a Ford-developed six-cylinder gasoline engine known for its smooth performance and use across various mid-size and full-size Ford, Lincoln, and Mercury vehicles.
  • 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: Twin Cam engine
Triple: [Harley-Davidson, hasEngineType, Twin Cam engine]
Generated description
The Twin Cam engine is a family of air-cooled V-twin motorcycle engines introduced by Harley-Davidson in the late 1990s, known for increased power, displacement, and modernized design compared to its Evolution predecessor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Twin Cam engine
Target entity description: The Twin Cam engine is a family of air-cooled V-twin motorcycle engines introduced by Harley-Davidson in the late 1990s, known for increased power, displacement, and modernized design compared to its Evolution predecessor.
  • A. Ford 385-series V8
    The Ford 385-series V8 is a family of big-block overhead-valve engines produced by Ford from the late 1960s through the 1990s, widely used in high-performance muscle cars and heavy-duty trucks.
  • B. 2.5L Duratec inline-4
    The 2.5L Duratec inline-4 is a naturally aspirated four-cylinder gasoline engine from Ford’s Duratec family, known for its balance of efficiency and performance in mid-size cars.
  • C. 4.2 L Vortec inline-6
    The 4.2 L Vortec inline-6 is a GM-designed straight-six gasoline engine known for its smooth operation and use in mid-2000s SUVs and trucks.
  • D. 3.0 L Duratec V6
    The 3.0 L Duratec V6 is a Ford-designed 3.0-liter V6 gasoline engine known for its use in various Ford, Mercury, and Mazda vehicles as a smooth, mid-size powerplant.
  • E. 3.5L Duratec V6
    The 3.5L Duratec V6 is a Ford-developed six-cylinder gasoline engine known for its smooth performance and use across various mid-size and full-size Ford, Lincoln, and Mercury vehicles.
  • 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_69ab49e279e88190ab10d7248aea9d11 completed March 6, 2026, 9:40 p.m.
NER Named-entity recognition batch_69abd149c10c819098ff75f176972c8b completed March 7, 2026, 7:18 a.m.
NED1 Entity disambiguation (via context triple) batch_69af17a5bb04819090b3156a9819b87d completed March 9, 2026, 6:55 p.m.
NEDg Description generation batch_69af1aca9a5081909e3a1b810b61e19d completed March 9, 2026, 7:08 p.m.
NED2 Entity disambiguation (via description) batch_69af1b45a30c8190a3555fea9c03e343 completed March 9, 2026, 7:11 p.m.
Created at: March 6, 2026, 9:45 p.m.