Triple
T2687762
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Upper Marlboro, Maryland |
E57524
|
entity |
| Predicate | hasHistoricDistrict |
P295
|
FINISHED |
| Object |
Upper Marlboro Residential Historic District
The Upper Marlboro Residential Historic District is a historically significant neighborhood in Upper Marlboro, Maryland, known for its collection of well-preserved homes that reflect the town’s architectural and community development over time.
|
E287570
|
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: Upper Marlboro Residential Historic District | Statement: [Upper Marlboro, Maryland, hasHistoricDistrict, Upper Marlboro Residential Historic District]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Upper Marlboro Residential Historic District Context triple: [Upper Marlboro, Maryland, hasHistoricDistrict, Upper Marlboro Residential Historic District]
-
A.
Hyattsville Historic District
Hyattsville Historic District is a nationally recognized residential and commercial area in Hyattsville, Maryland, noted for its late-19th- and early-20th-century architecture and historic small-town character just outside Washington, D.C.
-
B.
Rockville Historic District
Rockville Historic District is a preserved area in Rockville, Maryland, known for its concentration of historically significant buildings and architecture reflecting the city’s development over time.
-
C.
Gaithersburg Historic District
Gaithersburg Historic District is a preserved area in Gaithersburg, Maryland, known for its collection of historic buildings and streetscapes that reflect the city’s 19th- and early 20th-century development.
-
D.
Greenbelt Historic District
Greenbelt Historic District is a planned New Deal–era community in Greenbelt, Maryland, notable for its early 20th-century garden city design and cooperative housing.
-
E.
Upper Marlboro, Maryland
Upper Marlboro, Maryland is a small historic town in the Washington, D.C. metropolitan area that serves as the administrative and judicial center of Prince George’s County.
- 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: Upper Marlboro Residential Historic District Triple: [Upper Marlboro, Maryland, hasHistoricDistrict, Upper Marlboro Residential Historic District]
Generated description
The Upper Marlboro Residential Historic District is a historically significant neighborhood in Upper Marlboro, Maryland, known for its collection of well-preserved homes that reflect the town’s architectural and community development over time.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Upper Marlboro Residential Historic District Target entity description: The Upper Marlboro Residential Historic District is a historically significant neighborhood in Upper Marlboro, Maryland, known for its collection of well-preserved homes that reflect the town’s architectural and community development over time.
-
A.
Hyattsville Historic District
Hyattsville Historic District is a nationally recognized residential and commercial area in Hyattsville, Maryland, noted for its late-19th- and early-20th-century architecture and historic small-town character just outside Washington, D.C.
-
B.
Rockville Historic District
Rockville Historic District is a preserved area in Rockville, Maryland, known for its concentration of historically significant buildings and architecture reflecting the city’s development over time.
-
C.
Gaithersburg Historic District
Gaithersburg Historic District is a preserved area in Gaithersburg, Maryland, known for its collection of historic buildings and streetscapes that reflect the city’s 19th- and early 20th-century development.
-
D.
Greenbelt Historic District
Greenbelt Historic District is a planned New Deal–era community in Greenbelt, Maryland, notable for its early 20th-century garden city design and cooperative housing.
-
E.
Upper Marlboro, Maryland
Upper Marlboro, Maryland is a small historic town in the Washington, D.C. metropolitan area that serves as the administrative and judicial center of Prince George’s County.
- 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_69ab4a5028388190a36f3baf1588309e |
completed | March 6, 2026, 9:42 p.m. |
| NER | Named-entity recognition | batch_69abd9f1ba3081909a349a2f30f8f9c9 |
completed | March 7, 2026, 7:55 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afa0741bc48190adffe6cfae831e26 |
completed | March 10, 2026, 4:39 a.m. |
| NEDg | Description generation | batch_69afa13a81bc819091463e6589e72361 |
completed | March 10, 2026, 4:42 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69afa1ab8da8819090af3ed60b417040 |
completed | March 10, 2026, 4:44 a.m. |
Created at: March 6, 2026, 9:54 p.m.