Triple
T1757019
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Anacostia River |
E38570
|
entity |
| Predicate | locatedInProtectedArea |
P40
|
FINISHED |
| Object |
Bladensburg Waterfront Park
Bladensburg Waterfront Park is a public riverside recreation area in Bladensburg, Maryland, offering trails, boating, and access to the Anacostia River.
|
E210512
|
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: Bladensburg Waterfront Park | Statement: [Anacostia River, locatedInProtectedArea, Bladensburg Waterfront Park]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bladensburg Waterfront Park Context triple: [Anacostia River, locatedInProtectedArea, Bladensburg Waterfront Park]
-
A.
Prince's Island Park
Prince's Island Park is a popular urban park and cultural hub located on an island in the Bow River near downtown Calgary, known for its scenic pathways, festivals, and outdoor recreation.
-
B.
Pohick Bay Regional Park
Pohick Bay Regional Park is a waterfront recreational area in Northern Virginia offering camping, boating, hiking, and other outdoor activities along the Potomac River.
-
C.
Anacostia Park
Anacostia Park is a large urban waterfront park in Washington, D.C., offering recreational facilities, trails, and green space along the Anacostia River.
-
D.
Patapsco Valley State Park
Patapsco Valley State Park is a large, historically significant Maryland state park known for its wooded river valley, extensive hiking and biking trails, and scenic waterfalls along the Patapsco River.
-
E.
East Potomac Park
East Potomac Park is a large recreational island park in Washington, D.C., known for its golf course, cherry blossoms, and scenic waterfront views of the Potomac River and Washington Channel.
- 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: Bladensburg Waterfront Park Triple: [Anacostia River, locatedInProtectedArea, Bladensburg Waterfront Park]
Generated description
Bladensburg Waterfront Park is a public riverside recreation area in Bladensburg, Maryland, offering trails, boating, and access to the Anacostia River.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Bladensburg Waterfront Park Target entity description: Bladensburg Waterfront Park is a public riverside recreation area in Bladensburg, Maryland, offering trails, boating, and access to the Anacostia River.
-
A.
Prince's Island Park
Prince's Island Park is a popular urban park and cultural hub located on an island in the Bow River near downtown Calgary, known for its scenic pathways, festivals, and outdoor recreation.
-
B.
Pohick Bay Regional Park
Pohick Bay Regional Park is a waterfront recreational area in Northern Virginia offering camping, boating, hiking, and other outdoor activities along the Potomac River.
-
C.
Anacostia Park
Anacostia Park is a large urban waterfront park in Washington, D.C., offering recreational facilities, trails, and green space along the Anacostia River.
-
D.
Patapsco Valley State Park
Patapsco Valley State Park is a large, historically significant Maryland state park known for its wooded river valley, extensive hiking and biking trails, and scenic waterfalls along the Patapsco River.
-
E.
East Potomac Park
East Potomac Park is a large recreational island park in Washington, D.C., known for its golf course, cherry blossoms, and scenic waterfront views of the Potomac River and Washington Channel.
- 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_69a8862bdb2081908aefe831c8aa8017 |
completed | March 4, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69aa643ce88481909d2feef3c5fd849f |
completed | March 6, 2026, 5:21 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69addf39b08881908d798b3eae51dbae |
completed | March 8, 2026, 8:42 p.m. |
| NEDg | Description generation | batch_69addfb3860481908ff4eebfa3d06fa7 |
completed | March 8, 2026, 8:44 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ade027072481909b707bbfc47da4de |
completed | March 8, 2026, 8:46 p.m. |
Created at: March 4, 2026, 7:31 p.m.