Triple
T2681759
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Frederick Douglass Memorial and Historical Association |
E56588
|
entity |
| Predicate | hasNotableSubject |
P494
|
FINISHED |
| Object |
Cedar Hill (Frederick Douglass home)
Cedar Hill is the historic Washington, D.C. home of abolitionist and statesman Frederick Douglass, preserved as a museum and national historic site.
|
E288837
|
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: Cedar Hill (Frederick Douglass home) | Statement: [Frederick Douglass Memorial and Historical Association, hasNotableSubject, Cedar Hill (Frederick Douglass home)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cedar Hill (Frederick Douglass home) Context triple: [Frederick Douglass Memorial and Historical Association, hasNotableSubject, Cedar Hill (Frederick Douglass home)]
-
A.
Frederick Douglass Park on the Tuckahoe
Frederick Douglass Park on the Tuckahoe is a public park in Talbot County, Maryland, dedicated to honoring the legacy of abolitionist Frederick Douglass along the Tuckahoe River near his birthplace.
-
B.
Surratt House Museum
Surratt House Museum is a historic 19th-century Maryland home best known for its connection to Mary Surratt and the conspiracy to assassinate President Abraham Lincoln.
-
C.
Banneker-Douglass Museum
The Banneker-Douglass Museum is Maryland’s official state museum of African American heritage, highlighting Black history and culture through exhibits, collections, and educational programs.
-
D.
D.A. Dorsey House
The D.A. Dorsey House is a historic Miami residence that was home to Dana A. Dorsey, one of the city’s first Black millionaires and a prominent businessman and community leader.
-
E.
Mary McLeod Bethune Council House National Historic Site
Mary McLeod Bethune Council House National Historic Site is a preserved historic home and museum in Washington, D.C., honoring educator and civil rights leader Mary McLeod Bethune and serving as the former national headquarters of the National Council of Negro Women.
- 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: Cedar Hill (Frederick Douglass home) Triple: [Frederick Douglass Memorial and Historical Association, hasNotableSubject, Cedar Hill (Frederick Douglass home)]
Generated description
Cedar Hill is the historic Washington, D.C. home of abolitionist and statesman Frederick Douglass, preserved as a museum and national historic site.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Cedar Hill (Frederick Douglass home) Target entity description: Cedar Hill is the historic Washington, D.C. home of abolitionist and statesman Frederick Douglass, preserved as a museum and national historic site.
-
A.
Frederick Douglass Park on the Tuckahoe
Frederick Douglass Park on the Tuckahoe is a public park in Talbot County, Maryland, dedicated to honoring the legacy of abolitionist Frederick Douglass along the Tuckahoe River near his birthplace.
-
B.
Surratt House Museum
Surratt House Museum is a historic 19th-century Maryland home best known for its connection to Mary Surratt and the conspiracy to assassinate President Abraham Lincoln.
-
C.
Banneker-Douglass Museum
The Banneker-Douglass Museum is Maryland’s official state museum of African American heritage, highlighting Black history and culture through exhibits, collections, and educational programs.
-
D.
D.A. Dorsey House
The D.A. Dorsey House is a historic Miami residence that was home to Dana A. Dorsey, one of the city’s first Black millionaires and a prominent businessman and community leader.
-
E.
Mary McLeod Bethune Council House National Historic Site
Mary McLeod Bethune Council House National Historic Site is a preserved historic home and museum in Washington, D.C., honoring educator and civil rights leader Mary McLeod Bethune and serving as the former national headquarters of the National Council of Negro Women.
- 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_69ab4a4b13fc81909dfdb3f23da46832 |
completed | March 6, 2026, 9:42 p.m. |
| NER | Named-entity recognition | batch_69abd9d4e70c819092f9575feb3955f3 |
completed | March 7, 2026, 7:55 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afa06a3eb48190891326891222766d |
completed | March 10, 2026, 4:39 a.m. |
| NEDg | Description generation | batch_69afa166de908190bdd920ec1b166b3a |
completed | March 10, 2026, 4:43 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69afa1ffbc4881909bb326a8a2f2a05e |
completed | March 10, 2026, 4:45 a.m. |
Created at: March 6, 2026, 9:54 p.m.