Triple

T14362877
Position Surface form Disambiguated ID Type / Status
Subject Chief Executive Officer of Sun Microsystems E356147 entity
Predicate notableHolder P1918 FINISHED
Object Michael Lehman (interim or acting leadership responsibilities in some periods)
Michael Lehman is a technology executive who served in interim or acting leadership roles at Sun Microsystems, including a period as its chief executive officer.
E1094622 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: Michael Lehman (interim or acting leadership responsibilities in some periods) | Statement: [Chief Executive Officer of Sun Microsystems, notableHolder, Michael Lehman (interim or acting leadership responsibilities in some periods)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Michael Lehman (interim or acting leadership responsibilities in some periods)
Context triple: [Chief Executive Officer of Sun Microsystems, notableHolder, Michael Lehman (interim or acting leadership responsibilities in some periods)]
  • A. Dean Semler
    Dean Semler is an Australian cinematographer renowned for his work on major Hollywood films, including the comedy sequel "Nutty Professor II: The Klumps."
  • B. Neil McLellan
    Neil McLellan is a British record producer and audio engineer best known for his work with electronic and dance acts such as The Prodigy.
  • C. Michael Leiters
    Michael Leiters is an automotive executive known for senior leadership roles at high-performance sports car manufacturers, including serving as CEO of McLaren Automotive.
  • D. Andy Stitzer
    Andy Stitzer is the socially awkward, middle-aged protagonist of the comedy film "The 40-Year-Old Virgin," known for his endearing innocence and late-blooming romantic life.
  • E. Rob Leonard
    Rob Leonard is an American singer best known as a member of the retro rock-and-roll doo-wop group Sha Na Na.
  • 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: Michael Lehman (interim or acting leadership responsibilities in some periods)
Triple: [Chief Executive Officer of Sun Microsystems, notableHolder, Michael Lehman (interim or acting leadership responsibilities in some periods)]
Generated description
Michael Lehman is a technology executive who served in interim or acting leadership roles at Sun Microsystems, including a period as its chief executive officer.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Michael Lehman (interim or acting leadership responsibilities in some periods)
Target entity description: Michael Lehman is a technology executive who served in interim or acting leadership roles at Sun Microsystems, including a period as its chief executive officer.
  • A. Dean Semler
    Dean Semler is an Australian cinematographer renowned for his work on major Hollywood films, including the comedy sequel "Nutty Professor II: The Klumps."
  • B. Neil McLellan
    Neil McLellan is a British record producer and audio engineer best known for his work with electronic and dance acts such as The Prodigy.
  • C. Michael Leiters
    Michael Leiters is an automotive executive known for senior leadership roles at high-performance sports car manufacturers, including serving as CEO of McLaren Automotive.
  • D. Andy Stitzer
    Andy Stitzer is the socially awkward, middle-aged protagonist of the comedy film "The 40-Year-Old Virgin," known for his endearing innocence and late-blooming romantic life.
  • E. Rob Leonard
    Rob Leonard is an American singer best known as a member of the retro rock-and-roll doo-wop group Sha Na Na.
  • 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_69d82790a7e08190877e2d349b2e8d8e completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69de8fabec088190bd8128371b29e958 completed April 14, 2026, 7:04 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd4c4aba788190bd5ab8cbc772dcf1 completed May 8, 2026, 2:36 a.m.
NEDg Description generation batch_69fd4cd74d188190996367ab885c5531 completed May 8, 2026, 2:39 a.m.
NED2 Entity disambiguation (via description) batch_69fd4d5b489081908016e62d4db476ce completed May 8, 2026, 2:41 a.m.
Created at: April 10, 2026, 1:15 a.m.