Triple
T11318993
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Howard E. Rollins Jr. |
E268041
|
entity |
| Predicate | portrayed |
P1668
|
FINISHED |
| Object | Coalhouse Walker Jr. in Ragtime |
E854051
|
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: Coalhouse Walker Jr. in Ragtime | Statement: [Howard E. Rollins Jr., portrayed, Coalhouse Walker Jr. in Ragtime]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Coalhouse Walker Jr. in Ragtime Context triple: [Howard E. Rollins Jr., portrayed, Coalhouse Walker Jr. in Ragtime]
-
A.
Coalhouse Walker Jr.
chosen
Coalhouse Walker Jr. is a proud and principled Black pianist in E.L. Doctorow’s novel "Ragtime," whose quest for justice after a racist attack drives much of the book’s central conflict.
-
B.
Eubie the Bee
Eubie the Bee is the official mascot of the University of Baltimore, typically depicted as a spirited, anthropomorphic bee representing the school’s athletic and community spirit.
-
C.
Oscar Charleston
Oscar Charleston was an American baseball center fielder widely regarded as one of the greatest players in Negro league history, known for his combination of power, speed, and defensive brilliance.
-
D.
Memphis Minnie
Memphis Minnie was a pioneering American blues guitarist, singer, and songwriter renowned for her powerful vocals, virtuosic guitar work, and influential recordings from the 1920s through the 1950s.
-
E.
Rufus Thomas
Rufus Thomas was an American R&B, funk, and soul singer, songwriter, and entertainer known for dance-themed hits like "Walking the Dog" and "Do the Funky Chicken."
- 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_69d6aaca5c24819083db46a30d86cb34 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e9de875481908acfa56015d4b46f |
completed | April 9, 2026, 6:03 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e525d3160c8190b58c5c04a66b3e3e |
completed | April 19, 2026, 6:58 p.m. |
Created at: April 8, 2026, 9:32 p.m.