Triple
T9973025
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kenilworth Park and Aquatic Gardens |
E196254
|
entity |
| Predicate | region |
P40
|
FINISHED |
| Object | Anacostia River watershed |
E38570
|
NE FINISHED |
Named-entity recognition
Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.
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: Anacostia River watershed | Statement: [Kenilworth Park and Aquatic Gardens, region, Anacostia River watershed]
Disambiguation candidates (1 decision)
The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Anacostia River watershed Context triple: [Kenilworth Park and Aquatic Gardens, region, Anacostia River watershed]
-
A.
Anacostia River
chosen
The Anacostia River is a tidal river in the Washington, D.C. area known for its historical significance, urban setting, and long-running environmental restoration efforts.
-
B.
Patapsco River
The Patapsco River is a major waterway in central Maryland that flows into the Chesapeake Bay and forms the harbor of Baltimore.
-
C.
Occoquan River
The Occoquan River is a tributary of the Potomac River in northern Virginia, known for its role in regional water supply, recreation, and the historic town of Occoquan along its banks.
-
D.
Aquia Creek
Aquia Creek is a tidal tributary of the Potomac River in Virginia, historically significant for transportation, quarrying, and Civil War activity.
-
E.
Potomac River estuary
The Potomac River estuary is the tidal lower reach of the Potomac River where it broadens and mixes with Chesapeake Bay waters, forming an important ecological and navigational zone between Maryland and Virginia.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
| Stage | Batch ID | Job type | Status |
|---|---|---|---|
| creating | batch_69ca82eea2b88190a0e511d21a31f386 |
elicitation | completed |
| NER | batch_69cdb7bc68608190a6545ea112850618 |
ner | completed |
| NED1 | batch_69d299e3d5fc8190a953be3ebd8250e6 |
ned_source_triple | completed |
Created at: March 30, 2026, 8:48 p.m.