Triple
T23150059
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | John Mercer Langston |
E578297
|
entity |
| Predicate | hasRelative |
P367
|
FINISHED |
| Object | Charles Henry Langston |
—
|
NE NERFINISHED |
How this triple was built (3 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: Charles Henry Langston | Statement: [John Mercer Langston, hasRelative, Charles Henry Langston]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Charles Henry Langston Context triple: [John Mercer Langston, hasRelative, Charles Henry Langston]
-
A.
Martin Delany
Martin Delany was a 19th-century African American abolitionist, writer, physician, and early Black nationalist leader who co-founded the antislavery newspaper The North Star with Frederick Douglass.
-
B.
Henry Beard Delany
Henry Beard Delany was an influential African-American Episcopal bishop and educator who became one of the first Black bishops in the Episcopal Church in the United States.
-
C.
John Mercer Langston
John Mercer Langston was a pioneering African American abolitionist, lawyer, educator, and politician who became one of the first Black men elected to public office in the United States and served as a U.S. congressman from Virginia.
-
D.
Lewis Henry Douglass
Lewis Henry Douglass was the eldest son of abolitionist Frederick Douglass, known for his service as a Union soldier in the Civil War and his work as a typesetter and activist in Washington, D.C.
-
E.
Charles Remond Douglass
Charles Remond Douglass was an African American civil rights activist, soldier, and government clerk, and the youngest son of abolitionist Frederick Douglass.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Charles Henry Langston Target entity description: Charles Henry Langston was a 19th-century African American abolitionist, educator, and political activist known for his leadership in the antislavery movement and civil rights advocacy.
-
A.
Martin Delany
Martin Delany was a 19th-century African American abolitionist, writer, physician, and early Black nationalist leader who co-founded the antislavery newspaper The North Star with Frederick Douglass.
-
B.
Henry Beard Delany
Henry Beard Delany was an influential African-American Episcopal bishop and educator who became one of the first Black bishops in the Episcopal Church in the United States.
-
C.
John Mercer Langston
chosen
John Mercer Langston was a pioneering African American abolitionist, lawyer, educator, and politician who became one of the first Black men elected to public office in the United States and served as a U.S. congressman from Virginia.
-
D.
Lewis Henry Douglass
Lewis Henry Douglass was the eldest son of abolitionist Frederick Douglass, known for his service as a Union soldier in the Civil War and his work as a typesetter and activist in Washington, D.C.
-
E.
Charles Remond Douglass
Charles Remond Douglass was an African American civil rights activist, soldier, and government clerk, and the youngest son of abolitionist Frederick Douglass.
- F. None of above.
Provenance (2 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_69e245fb8de081908f0eba7b5fd75bc4 |
completed | April 17, 2026, 2:38 p.m. |
| NER | Named-entity recognition | batch_69f18ed0b76c8190ac61b949d88e9970 |
completed | April 29, 2026, 4:53 a.m. |
Created at: April 17, 2026, 4:01 p.m.