Triple

T16302840
Position Surface form Disambiguated ID Type / Status
Subject Wankel rotary engine E395833 entity
Predicate namedAfter P63 FINISHED
Object Felix Wankel
Felix Wankel was a German engineer and inventor best known for creating the Wankel rotary internal combustion engine.
 E1206197 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Felix Wankel | Statement: [Wankel rotary engine, namedAfter, Felix Wankel]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Felix Wankel
Context triple: [Wankel rotary engine, namedAfter, Felix Wankel]
  • A. Wilhelm Maybach
    Wilhelm Maybach was a pioneering German engineer and industrialist best known for developing early high-performance automobile engines and co-founding the company that became Mercedes-Benz.
  • B. August Horch
    August Horch was a pioneering German engineer and automobile entrepreneur who founded both Horch and the company that later became Audi.
  • C. Rudolf Diesel
    Rudolf Diesel was a German engineer and inventor best known for developing the diesel engine, a highly efficient internal combustion engine that revolutionized transportation and industry.
  • D. Nicolaus Otto
    Nicolaus Otto was a 19th-century German engineer best known for developing the four-stroke internal combustion engine that became the foundation of modern gasoline engines.
  • E. Wilhelm Opel
    Wilhelm Opel was a member of the Opel family who helped develop the German Opel company from a small family business into a major industrial enterprise.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Felix Wankel
Target entity description: Felix Wankel was a German engineer and inventor best known for creating the Wankel rotary internal combustion engine.
  • A. Wilhelm Maybach
    Wilhelm Maybach was a pioneering German engineer and industrialist best known for developing early high-performance automobile engines and co-founding the company that became Mercedes-Benz.
  • B. August Horch
    August Horch was a pioneering German engineer and automobile entrepreneur who founded both Horch and the company that later became Audi.
  • C. Rudolf Diesel
    Rudolf Diesel was a German engineer and inventor best known for developing the diesel engine, a highly efficient internal combustion engine that revolutionized transportation and industry.
  • D. Nicolaus Otto
    Nicolaus Otto was a 19th-century German engineer best known for developing the four-stroke internal combustion engine that became the foundation of modern gasoline engines.
  • E. Wilhelm Opel
    Wilhelm Opel was a member of the Opel family who helped develop the German Opel company from a small family business into a major industrial enterprise.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

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: Felix Wankel
Triple: [Wankel rotary engine, namedAfter, Felix Wankel]
Generated description
Felix Wankel was a German engineer and inventor best known for creating the Wankel rotary internal combustion engine.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69d87f23bb088190a16fbb91a1957ea5 elicitation completed
NER batch_69e25e3404288190a7106d62c15c3193 ner completed
NED1 batch_6a001fa16e3c81908a92225b5b57d711 ned_source_triple completed
NED2 batch_6a002221fe7c819083c8ede5e63b0908 ned_description completed
NEDg batch_6a00219696dc8190bcce66c1eeb07561 nedg completed
Created at: April 10, 2026, 5:06 a.m.