Triple
T2463559
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tom Petty and the Heartbreakers |
E54589
|
entity |
| Predicate | hasMember |
P10
|
FINISHED |
| Object |
Howie Epstein
Howie Epstein was an American bassist and record producer best known for his long tenure with Tom Petty and the Heartbreakers.
|
E268401
|
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: Howie Epstein | Statement: [Tom Petty and the Heartbreakers, hasMember, Howie Epstein]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Howie Epstein Context triple: [Tom Petty and the Heartbreakers, hasMember, Howie Epstein]
-
A.
Vince Welnick
Vince Welnick was an American keyboardist and singer best known for serving as the Grateful Dead’s final keyboard player from 1990 until the band’s dissolution in 1995.
-
B.
Matt Weitzman
Matt Weitzman is an American television writer and producer best known as a co-creator and executive producer of the animated series "American Dad!"
-
C.
Andy Horwitz
Andy Horwitz is a film producer best known for his work on major action and thriller projects in Hollywood.
-
D.
Gary Levinsohn
Gary Levinsohn is a film producer best known for his work on major Hollywood features, including the acclaimed World War II drama "Saving Private Ryan."
-
E.
Steven Epstein
Steven Epstein is a renowned American classical music producer known for his Grammy-winning work on numerous acclaimed recordings.
- 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: Howie Epstein Triple: [Tom Petty and the Heartbreakers, hasMember, Howie Epstein]
Generated description
Howie Epstein was an American bassist and record producer best known for his long tenure with Tom Petty and the Heartbreakers.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Howie Epstein Target entity description: Howie Epstein was an American bassist and record producer best known for his long tenure with Tom Petty and the Heartbreakers.
-
A.
Vince Welnick
Vince Welnick was an American keyboardist and singer best known for serving as the Grateful Dead’s final keyboard player from 1990 until the band’s dissolution in 1995.
-
B.
Matt Weitzman
Matt Weitzman is an American television writer and producer best known as a co-creator and executive producer of the animated series "American Dad!"
-
C.
Andy Horwitz
Andy Horwitz is a film producer best known for his work on major action and thriller projects in Hollywood.
-
D.
Gary Levinsohn
Gary Levinsohn is a film producer best known for his work on major Hollywood features, including the acclaimed World War II drama "Saving Private Ryan."
-
E.
Steven Epstein
Steven Epstein is a renowned American classical music producer known for his Grammy-winning work on numerous acclaimed recordings.
- 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_69ab49dee84c819096b50a0049c347ac |
completed | March 6, 2026, 9:40 p.m. |
| NER | Named-entity recognition | batch_69abd12059788190a6493f64bb725aed |
completed | March 7, 2026, 7:17 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69aef0d561a081909310113658b98f12 |
completed | March 9, 2026, 4:09 p.m. |
| NEDg | Description generation | batch_69aef8380d24819092b6502117a8ed42 |
completed | March 9, 2026, 4:41 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69aef936b86c81908573ea73314fe6a9 |
completed | March 9, 2026, 4:45 p.m. |
Created at: March 6, 2026, 9:44 p.m.