Triple
T8829461
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cleveland Play House |
E210096
|
entity |
| Predicate | founder |
P104
|
FINISHED |
| Object |
Frederick McGowan
Frederick McGowan was a key early 20th-century American theater figure best known for co-founding the Cleveland Play House, one of the nation’s first professional regional theaters.
|
E761804
|
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: Frederick McGowan | Statement: [Cleveland Play House, founder, Frederick McGowan]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Frederick McGowan Context triple: [Cleveland Play House, founder, Frederick McGowan]
-
A.
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.
-
B.
Horace Cayton
Horace Cayton was an influential African American sociologist, journalist, and author whose work documented Black urban life and helped shape the intellectual landscape of the Chicago Black Renaissance.
-
C.
Moses Grandy
Moses Grandy was a formerly enslaved African American who became known for his powerful 19th-century narrative detailing his experiences in slavery and his eventual purchase of his own freedom.
-
D.
Henry Chandlee Turner
Henry Chandlee Turner was an American builder and entrepreneur best known as the founder of the major construction firm Turner Construction Company.
-
E.
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.
- 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: Frederick McGowan Triple: [Cleveland Play House, founder, Frederick McGowan]
Generated description
Frederick McGowan was a key early 20th-century American theater figure best known for co-founding the Cleveland Play House, one of the nation’s first professional regional theaters.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Frederick McGowan Target entity description: Frederick McGowan was a key early 20th-century American theater figure best known for co-founding the Cleveland Play House, one of the nation’s first professional regional theaters.
-
A.
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.
-
B.
Horace Cayton
Horace Cayton was an influential African American sociologist, journalist, and author whose work documented Black urban life and helped shape the intellectual landscape of the Chicago Black Renaissance.
-
C.
Moses Grandy
Moses Grandy was a formerly enslaved African American who became known for his powerful 19th-century narrative detailing his experiences in slavery and his eventual purchase of his own freedom.
-
D.
Henry Chandlee Turner
Henry Chandlee Turner was an American builder and entrepreneur best known as the founder of the major construction firm Turner Construction Company.
-
E.
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.
- 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_69ca8365b28081909e48e45e95dfc405 |
completed | March 30, 2026, 2:06 p.m. |
| NER | Named-entity recognition | batch_69cc604c52a48190807e46c15e3c1558 |
completed | April 1, 2026, 12:01 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cf896382708190a08c6bacf1157066 |
completed | April 3, 2026, 9:33 a.m. |
| NEDg | Description generation | batch_69cf8ab6c1a8819097b8a84902a10296 |
completed | April 3, 2026, 9:39 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69cf8bc521dc81908918b48a25f290bb |
completed | April 3, 2026, 9:43 a.m. |
Created at: March 30, 2026, 6:47 p.m.