Triple
T17068901
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Westinghouse High School, Pittsburgh |
E414161
|
entity |
| Predicate | hasAlumnus |
P51
|
FINISHED |
| Object | Mary Lou Williams |
E115854
|
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: Mary Lou Williams | Statement: [Westinghouse High School, Pittsburgh, hasAlumnus, Mary Lou Williams]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mary Lou Williams Context triple: [Westinghouse High School, Pittsburgh, hasAlumnus, Mary Lou Williams]
-
A.
Mary Lou Williams
chosen
Mary Lou Williams was an influential American jazz pianist, composer, and arranger whose career spanned swing, bebop, and beyond, making her one of the most important women in jazz history.
-
B.
Mildred Bailey
Mildred Bailey was an influential American jazz singer of the 1930s and 1940s, known for her warm, nuanced vocal style and pioneering role as one of the first female big band vocalists.
-
C.
Tina Brooks
Tina Brooks was an American hard bop tenor saxophonist and composer known for his soulful tone and influential Blue Note recordings in the late 1950s and early 1960s.
-
D.
Lil Hardin Armstrong
Lil Hardin Armstrong was an influential American jazz pianist, composer, bandleader, and early collaborator who helped shape Louis Armstrong’s career during the 1920s and 1930s.
-
E.
Hazel Scott
Hazel Scott was a Trinidadian-born American jazz and classical pianist, singer, and civil rights activist renowned for her virtuosity and trailblazing presence in film, television, and the nightclub scene of the mid-20th century.
- 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_69d886cef44c8190ba56c44b4e863e64 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3dbbeb2a48190a733a4cc829c16de |
completed | April 18, 2026, 7:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a01235278d48190bacc7881b9eb1ea1 |
completed | May 11, 2026, 12:31 a.m. |
Created at: April 10, 2026, 5:34 a.m.