Triple
T6022745
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Megadeth |
E134102
|
entity |
| Predicate | foundingMember |
P446
|
FINISHED |
| Object |
David Ellefson
David Ellefson is an American bassist best known as the longtime bassist and co-founder of the thrash metal band Megadeth.
|
E565249
|
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: David Ellefson | Statement: [Megadeth, foundingMember, David Ellefson]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: David Ellefson Context triple: [Megadeth, foundingMember, David Ellefson]
-
A.
Dave Navarro
Dave Navarro is an American guitarist, singer, and songwriter best known for his work with the rock band Jane's Addiction and a stint with the Red Hot Chili Peppers.
-
B.
Trevor Rabin
Trevor Rabin is a South African musician and composer best known as the former guitarist of the rock band Yes and as a prolific film score composer.
-
C.
Jon Lomberg
Jon Lomberg is an American space artist and science communicator best known for his close collaboration with Carl Sagan and his major role in designing the visual and artistic elements of NASA’s interstellar messages, including the Voyager Golden Record.
-
D.
Mike Inez
Mike Inez is an American bassist best known for his long-time role in the rock band Alice in Chains and his previous work with Ozzy Osbourne.
-
E.
Paul Bostaph
Paul Bostaph is an American heavy metal drummer best known for his work with the thrash metal band Slayer.
- 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: David Ellefson Triple: [Megadeth, foundingMember, David Ellefson]
Generated description
David Ellefson is an American bassist best known as the longtime bassist and co-founder of the thrash metal band Megadeth.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: David Ellefson Target entity description: David Ellefson is an American bassist best known as the longtime bassist and co-founder of the thrash metal band Megadeth.
-
A.
Dave Navarro
Dave Navarro is an American guitarist, singer, and songwriter best known for his work with the rock band Jane's Addiction and a stint with the Red Hot Chili Peppers.
-
B.
Trevor Rabin
Trevor Rabin is a South African musician and composer best known as the former guitarist of the rock band Yes and as a prolific film score composer.
-
C.
Jon Lomberg
Jon Lomberg is an American space artist and science communicator best known for his close collaboration with Carl Sagan and his major role in designing the visual and artistic elements of NASA’s interstellar messages, including the Voyager Golden Record.
-
D.
Mike Inez
Mike Inez is an American bassist best known for his long-time role in the rock band Alice in Chains and his previous work with Ozzy Osbourne.
-
E.
Paul Bostaph
Paul Bostaph is an American heavy metal drummer best known for his work with the thrash metal band Slayer.
- 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_69c008742a5c8190b9cb9c2787a3d8b3 |
completed | March 22, 2026, 3:19 p.m. |
| NER | Named-entity recognition | batch_69c04fbd7978819085d683578bc62aa3 |
completed | March 22, 2026, 8:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c1136da26081909b753fa8a2a91084 |
completed | March 23, 2026, 10:18 a.m. |
| NEDg | Description generation | batch_69c1174ff40c8190b19011a46eadea70 |
completed | March 23, 2026, 10:34 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c117a46d3881908267431287814acd |
completed | March 23, 2026, 10:36 a.m. |
Created at: March 22, 2026, 4:07 p.m.