Triple

T4539869
Position Surface form Disambiguated ID Type / Status
Subject Stephen P. Boyd E107500 entity
Predicate coAuthor P398 FINISHED
Object Lieven Vandenberghe
Lieven Vandenberghe is a Belgian engineer and professor of electrical engineering known for his influential work in convex optimization and its applications in control and signal processing.
E451070 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: Lieven Vandenberghe | Statement: [Stephen P. Boyd, coAuthor, Lieven Vandenberghe]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lieven Vandenberghe
Context triple: [Stephen P. Boyd, coAuthor, Lieven Vandenberghe]
  • A. Ben Weyts
    Ben Weyts is a Belgian politician from Flanders who has served in prominent roles within the Flemish government, particularly in areas such as education and mobility.
  • B. Bart De Wever
    Bart De Wever is a prominent Belgian politician known as a leading figure of Flemish nationalism and a key power broker in contemporary Belgian politics.
  • C. Désiré Keteleer
    Désiré Keteleer was a Belgian professional road cyclist known for his strong stage-race performances in the 1940s and 1950s.
  • D. Cédric Van Styvendael
    Cédric Van Styvendael is a French politician who serves as the mayor of the city of Villeurbanne, near Lyon.
  • E. Jef Martens
    Jef Martens is a Belgian DJ, record producer, and songwriter best known for his work in electronic dance music and collaborations on international pop hits.
  • 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: Lieven Vandenberghe
Triple: [Stephen P. Boyd, coAuthor, Lieven Vandenberghe]
Generated description
Lieven Vandenberghe is a Belgian engineer and professor of electrical engineering known for his influential work in convex optimization and its applications in control and signal processing.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lieven Vandenberghe
Target entity description: Lieven Vandenberghe is a Belgian engineer and professor of electrical engineering known for his influential work in convex optimization and its applications in control and signal processing.
  • A. Ben Weyts
    Ben Weyts is a Belgian politician from Flanders who has served in prominent roles within the Flemish government, particularly in areas such as education and mobility.
  • B. Bart De Wever
    Bart De Wever is a prominent Belgian politician known as a leading figure of Flemish nationalism and a key power broker in contemporary Belgian politics.
  • C. Désiré Keteleer
    Désiré Keteleer was a Belgian professional road cyclist known for his strong stage-race performances in the 1940s and 1950s.
  • D. Cédric Van Styvendael
    Cédric Van Styvendael is a French politician who serves as the mayor of the city of Villeurbanne, near Lyon.
  • E. Jef Martens
    Jef Martens is a Belgian DJ, record producer, and songwriter best known for his work in electronic dance music and collaborations on international pop hits.
  • 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_69bd43f922788190b7edfa294e39b178 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd57bb5c0c819092ebb2dd3310f5f8 completed March 20, 2026, 2:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69bdacfff41481908a5c97ab4fcb9259 completed March 20, 2026, 8:24 p.m.
NEDg Description generation batch_69bdb32911cc8190a8624d54dad6355e completed March 20, 2026, 8:50 p.m.
NED2 Entity disambiguation (via description) batch_69bdb3a0bf908190b9a029f47e6be941 completed March 20, 2026, 8:52 p.m.
Created at: March 20, 2026, 1:04 p.m.