Mamaroneck River
E1065057
UNEXPLORED
The Mamaroneck River is a small coastal river in Westchester County, New York, that flows through suburban communities before emptying into Long Island Sound.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mamaroneck River canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13305368 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mamaroneck River Context triple: [Mamaroneck Harbor, receivesInflowFrom, Mamaroneck River]
-
A.
Pocantico River
The Pocantico River is a small river in Westchester County, New York, that flows through the Rockefeller family’s historic estate and into the Hudson River near Sleepy Hollow.
-
B.
Saw Mill River
Saw Mill River is a tributary of the Hudson River in southeastern New York, flowing through urban and suburban communities in Westchester County.
-
C.
Wappinger Creek
Wappinger Creek is a significant Hudson River tributary in Dutchess County, New York, known for flowing through communities such as Wappingers Falls and supporting local recreation and ecosystems.
-
D.
Westchester Creek
Westchester Creek is a tidal inlet and tributary of the East River located in the Bronx, New York City.
-
E.
Whippany River
The Whippany River is a tributary waterway in northern New Jersey that flows through Morris County before joining the Passaic River.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Mamaroneck River Target entity description: The Mamaroneck River is a small coastal river in Westchester County, New York, that flows through suburban communities before emptying into Long Island Sound.
-
A.
Pocantico River
The Pocantico River is a small river in Westchester County, New York, that flows through the Rockefeller family’s historic estate and into the Hudson River near Sleepy Hollow.
-
B.
Saw Mill River
Saw Mill River is a tributary of the Hudson River in southeastern New York, flowing through urban and suburban communities in Westchester County.
-
C.
Wappinger Creek
Wappinger Creek is a significant Hudson River tributary in Dutchess County, New York, known for flowing through communities such as Wappingers Falls and supporting local recreation and ecosystems.
-
D.
Westchester Creek
Westchester Creek is a tidal inlet and tributary of the East River located in the Bronx, New York City.
-
E.
Whippany River
The Whippany River is a tributary waterway in northern New Jersey that flows through Morris County before joining the Passaic River.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.