Triple
T6602514
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Anacostia |
E149033
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object | Frederick Douglass National Historic Site |
E288836
|
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: Frederick Douglass National Historic Site | Statement: [Anacostia, hasLandmark, Frederick Douglass National Historic Site]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Frederick Douglass National Historic Site Context triple: [Anacostia, hasLandmark, Frederick Douglass National Historic Site]
-
A.
Frederick Douglass National Historic Site
chosen
Frederick Douglass National Historic Site is a preserved historic home and museum in Washington, D.C., dedicated to the life, legacy, and residence of abolitionist and orator Frederick Douglass.
-
B.
Harriet Tubman National Historical Park
Harriet Tubman National Historical Park is a U.S. National Park Service site preserving the home and legacy of abolitionist and Underground Railroad conductor Harriet Tubman.
-
C.
Uncle Tom’s Cabin Historic Site
Uncle Tom’s Cabin Historic Site is a museum and heritage complex in Ontario, Canada, commemorating the life of Reverend Josiah Henson and the history of the Underground Railroad and Black settlement in the region.
-
D.
Tubman Museum
The Tubman Museum is a cultural institution in Macon, Georgia dedicated to preserving and showcasing African American art, history, and culture.
-
E.
Harriet Tubman Underground Railroad State Park
Harriet Tubman Underground Railroad State Park is a Maryland state park and heritage site dedicated to the life, legacy, and freedom-seeking journeys of abolitionist Harriet Tubman and the Underground Railroad.
- 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_69c687eaa7508190bb58ce2aa02039b3 |
completed | March 27, 2026, 1:36 p.m. |
| NER | Named-entity recognition | batch_69c6af10303081909541a140f8898979 |
completed | March 27, 2026, 4:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c6e434afd08190807faf0069c70cce |
completed | March 27, 2026, 8:10 p.m. |
Created at: March 27, 2026, 1:56 p.m.