Triple

T22821729
Position Surface form Disambiguated ID Type / Status
Subject David Ellefson E565249 entity
Predicate familyName P18 FINISHED
Object Ellefson
Ellefson is the surname of David Ellefson, the American bassist best known as a founding member of the thrash metal band Megadeth.
E1555661 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: Ellefson | Statement: [David Ellefson, familyName, Ellefson]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ellefson
Context triple: [David Ellefson, familyName, Ellefson]
  • A. Alesana
    Alesana is a Samoan surname most notably associated with Tofilau Eti Alesana, a prominent political leader and former Prime Minister of Samoa.
  • B. Carlion
    Carlion is a legendary location in Arthurian romance literature, often depicted as one of the principal courts or cities associated with King Arthur and his knights.
  • C. Elvenking
    Elvenking is the title of the monarch who rules the Woodland Realm of the Silvan Elves in J.R.R. Tolkien’s Middle-earth legendarium.
  • D. Saggart
    Saggart is a village in southwest County Dublin, Ireland, known for being served by the Luas Red Line light rail system.
  • E. Swalmen
    Swalmen is a village in the Dutch province of Limburg, situated near the river Meuse and known for its historic churches and surrounding natural landscapes.
  • 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: Ellefson
Triple: [David Ellefson, familyName, Ellefson]
Generated description
Ellefson is the surname of David Ellefson, the American bassist best known as a founding member of the thrash metal band Megadeth.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ellefson
Target entity description: Ellefson is the surname of David Ellefson, the American bassist best known as a founding member of the thrash metal band Megadeth.
  • A. Alesana
    Alesana is a Samoan surname most notably associated with Tofilau Eti Alesana, a prominent political leader and former Prime Minister of Samoa.
  • B. Carlion
    Carlion is a legendary location in Arthurian romance literature, often depicted as one of the principal courts or cities associated with King Arthur and his knights.
  • C. Elvenking
    Elvenking is the title of the monarch who rules the Woodland Realm of the Silvan Elves in J.R.R. Tolkien’s Middle-earth legendarium.
  • D. Saggart
    Saggart is a village in southwest County Dublin, Ireland, known for being served by the Luas Red Line light rail system.
  • E. Swalmen
    Swalmen is a village in the Dutch province of Limburg, situated near the river Meuse and known for its historic churches and surrounding natural landscapes.
  • 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_69e2458426188190b58b8ab4844fe420 completed April 17, 2026, 2:36 p.m.
NER Named-entity recognition batch_69f17dd11b048190869c0c8a0e3095d7 completed April 29, 2026, 3:41 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0b9ea989848190886e352179f342fc completed May 18, 2026, 11:20 p.m.
NEDg Description generation batch_6a0ba03629048190ab84014e3f1b0077 completed May 18, 2026, 11:26 p.m.
NED2 Entity disambiguation (via description) batch_6a0ba0c54d808190b7f6324465c56aa0 completed May 18, 2026, 11:29 p.m.
Created at: April 17, 2026, 3:33 p.m.