Upper Nyack Brook
E219355
Upper Nyack Brook is a small stream in Upper Nyack, Rockland County, New York, that flows into the Hudson River and contributes to the village’s local watershed and natural landscape.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Upper Nyack Brook canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1960552 — 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: Upper Nyack Brook Context triple: [Nyack, New York, United States of America, nearbyWaterBody, Upper Nyack Brook]
-
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.
East Branch Croton River
East Branch Croton River is a major tributary of New York's Croton River system, contributing to the water supply network for New York City.
-
C.
Neversink River
The Neversink River is a scenic waterway in southeastern New York’s Catskill region, known for its trout fishing, reservoirs supplying New York City’s drinking water, and role in regional conservation history.
-
D.
Rondout Creek
Rondout Creek is a significant stream in southeastern New York that flows through the Catskill region and the city of Kingston before joining the Hudson River.
-
E.
Wappinger
The Wappinger were an Eastern Algonquian-speaking Native American people who historically inhabited parts of what are now southeastern New York and southwestern Connecticut.
- 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: Upper Nyack Brook Target entity description: Upper Nyack Brook is a small stream in Upper Nyack, Rockland County, New York, that flows into the Hudson River and contributes to the village’s local watershed and natural landscape.
-
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.
East Branch Croton River
East Branch Croton River is a major tributary of New York's Croton River system, contributing to the water supply network for New York City.
-
C.
Neversink River
The Neversink River is a scenic waterway in southeastern New York’s Catskill region, known for its trout fishing, reservoirs supplying New York City’s drinking water, and role in regional conservation history.
-
D.
Rondout Creek
Rondout Creek is a significant stream in southeastern New York that flows through the Catskill region and the city of Kingston before joining the Hudson River.
-
E.
Wappinger
The Wappinger were an Eastern Algonquian-speaking Native American people who historically inhabited parts of what are now southeastern New York and southwestern Connecticut.
- F. None of above. chosen
Statements (21)
| Predicate | Object |
|---|---|
| instanceOf |
brook
ⓘ
stream ⓘ watercourse ⓘ |
| contributesTo |
local watershed of Upper Nyack
ⓘ
natural landscape of Upper Nyack ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| flowsInto | Hudson River ⓘ |
| hasMouthIn | Upper Nyack, New York ⓘ |
| isInCountry | United States of America ⓘ |
| isInCounty | Rockland County ⓘ |
| isInDrainageBasin | Hudson River drainage basin ⓘ |
| isInMunicipality |
Upper Nyack
ⓘ
linked to:
Upper Nyack, New York
|
| isInState | New York ⓘ |
| locatedIn |
New York State
ⓘ
linked to:
New York
Rockland County, New York ⓘ
linked to:
Rockland County
Upper Nyack, New York ⓘ Village of Upper Nyack ⓘ
linked to:
Upper Nyack, New York
|
| mouthLocatedOn | Hudson River ⓘ |
| partOf | Hudson River watershed ⓘ |
| region |
Lower Hudson Valley
ⓘ
linked to:
Hudson Valley
|
| waterBodyType | freshwater stream ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Upper Nyack Brook Description of subject: Upper Nyack Brook is a small stream in Upper Nyack, Rockland County, New York, that flows into the Hudson River and contributes to the village’s local watershed and natural landscape.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.