Lake Hopatcong
E287630
Lake Hopatcong is the largest freshwater lake in New Jersey, popular for boating, fishing, and lakeside recreation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lake Hopatcong canonical | 19 |
How this entity was disambiguated
This entity first appeared as the object of triple T2688489 — 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: Lake Hopatcong Context triple: [Morris County, New Jersey, contains, Lake Hopatcong]
-
A.
Rondout Reservoir
Rondout Reservoir is a major New York City water supply reservoir in the Catskill Mountains, formed by damming Rondout Creek and serving as a key component of the city’s Catskill–Delaware water system.
-
B.
Lake Mahopac
Lake Mahopac is a scenic freshwater lake and residential community area in the town of Carmel in Putnam County, New York, known for boating, fishing, and lakeside recreation.
-
C.
Neversink Reservoir
Neversink Reservoir is a major Catskill Mountain water supply reservoir in New York that forms part of New York City’s upstate drinking water system.
-
D.
Blue Mountain Lake, New York
Blue Mountain Lake, New York is a small hamlet in the central Adirondacks known for its scenic mountain lake setting and historic resorts.
-
E.
Saratoga Lake
Saratoga Lake is a popular recreational lake in eastern New York known for boating, fishing, and its proximity to the city of Saratoga Springs.
- 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: Lake Hopatcong Target entity description: Lake Hopatcong is the largest freshwater lake in New Jersey, popular for boating, fishing, and lakeside recreation.
-
A.
Rondout Reservoir
Rondout Reservoir is a major New York City water supply reservoir in the Catskill Mountains, formed by damming Rondout Creek and serving as a key component of the city’s Catskill–Delaware water system.
-
B.
Lake Mahopac
Lake Mahopac is a scenic freshwater lake and residential community area in the town of Carmel in Putnam County, New York, known for boating, fishing, and lakeside recreation.
-
C.
Neversink Reservoir
Neversink Reservoir is a major Catskill Mountain water supply reservoir in New York that forms part of New York City’s upstate drinking water system.
-
D.
Blue Mountain Lake, New York
Blue Mountain Lake, New York is a small hamlet in the central Adirondacks known for its scenic mountain lake setting and historic resorts.
-
E.
Saratoga Lake
Saratoga Lake is a popular recreational lake in eastern New York known for boating, fishing, and its proximity to the city of Saratoga Springs.
- F. None of above. chosen
Statements (63)
| Predicate | Object |
|---|---|
| instanceOf |
freshwater lake
ⓘ
lake ⓘ |
| basinCountry |
United States
ⓘ
linked to:
United States of America
|
| country |
United States
ⓘ
linked to:
United States of America
|
| elevationAboveSeaLevel |
about 282 meters
ⓘ
about 926 feet ⓘ |
| formedBy | damming of the Musconetcong River ⓘ |
| hasFeature |
marinas
ⓘ
public boat launches ⓘ residential lakefront properties ⓘ waterfront restaurants ⓘ |
| hasFishSpecies |
catfish
ⓘ
chain pickerel ⓘ largemouth bass ⓘ muskellunge ⓘ smallmouth bass ⓘ sunfish ⓘ walleye ⓘ yellow perch ⓘ |
| hasNearbyAttraction |
Hopatcong State Park beach
ⓘ
Lake Hopatcong State Park ⓘ |
| hasOrganization |
Lake Hopatcong Commission
ⓘ
Lake Hopatcong Foundation ⓘ |
| hasRecreationalActivity |
canoeing
ⓘ
ice boating ⓘ ice fishing ⓘ jet skiing ⓘ kayaking ⓘ power boating ⓘ sailing ⓘ swimming ⓘ |
| hasShorelineCommunity |
Hopatcong
ⓘ
linked to:
Hopatcong, New Jersey
Jefferson Township ⓘ Mount Arlington ⓘ Roxbury Township ⓘ |
| historicalUse | water supply for the Morris Canal ⓘ |
| inflow |
Lake Hopatcong feeder system
ⓘ
local streams ⓘ |
| isLargest | freshwater lake in New Jersey ⓘ |
| isTouristDestination | regional ⓘ |
| knownFor |
boating
ⓘ
fishing ⓘ lakeside recreation ⓘ summer tourism ⓘ water sports ⓘ |
| locatedIn |
Hopatcong, New Jersey
ⓘ
Jefferson Township, New Jersey ⓘ Morris County, New Jersey ⓘ Mount Arlington, New Jersey ⓘ Musconetcong River basin ⓘ
linked to:
Musconetcong River
New Jersey ⓘ
linked to:
New Jersey, United States
New Jersey Highlands ⓘ Raritan River watershed ⓘ Roxbury Township, New Jersey ⓘ Sussex County, New Jersey ⓘ |
| maximumLength | about 9 miles ⓘ |
| maximumWidth | about 2.5 miles ⓘ |
| outflow | Musconetcong River ⓘ |
| state |
New Jersey
ⓘ
linked to:
New Jersey, United States
|
| surfaceArea |
about 2,500 acres
ⓘ
about 4 square miles ⓘ |
| wasEnlargedFrom |
Great Pond
ⓘ
Little Pond ⓘ |
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: Lake Hopatcong Description of subject: Lake Hopatcong is the largest freshwater lake in New Jersey, popular for boating, fishing, and lakeside recreation.
Referenced by (19)
Full triples — surface form annotated when it differs from this entity's canonical label.