Triple
T3759498
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | O Brother, Where Art Thou? |
E82126
|
entity |
| Predicate | portrayedBy |
P1507
|
FINISHED |
| Object | Stephen Root |
E241897
|
NE FINISHED |
How this triple was built (2 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: Stephen Root | Statement: [O Brother, Where Art Thou?, portrayedBy, Stephen Root]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Stephen Root Context triple: [O Brother, Where Art Thou?, portrayedBy, Stephen Root]
-
A.
Stephen Root
chosen
Stephen Root is an American character actor and voice actor known for his versatile roles in film, television, and animation, including work in projects like "Office Space," "King of the Hill," and "Barry."
-
B.
Charles Matthau
Charles Matthau is an American film and television director and producer, and the son of actor Walter Matthau.
-
C.
John Lithgow
John Lithgow is an American actor acclaimed for his versatile performances in film, television, and theater, known for roles ranging from the sitcom "3rd Rock from the Sun" to dramatic turns in works like "The Crown" and "Dexter."
-
D.
Sam Fields
Sam Fields is known primarily as the husband of acclaimed American film editor Verna Fields.
-
E.
Craig T. Nelson
Craig T. Nelson is an American actor best known for his Emmy-winning role as football coach Hayden Fox on the TV sitcom "Coach" and for voicing Bob Parr/Mr. Incredible in Pixar's "The Incredibles" films.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ad8b1db40081908b61ffa6b78afd4d |
completed | March 8, 2026, 2:43 p.m. |
| NER | Named-entity recognition | batch_69adcbc20b20819095fedf803aadc53a |
completed | March 8, 2026, 7:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b4fb0fc6248190b2f4adf3fd2d73d9 |
completed | March 14, 2026, 6:07 a.m. |
Created at: March 8, 2026, 3:35 p.m.