Lake Memphremagog
E1011355
Lake Memphremagog is a long, glacial freshwater lake that straddles the border between Quebec, Canada, and Vermont, USA, known for its scenic beauty and recreational activities.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lake Memphremagog canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12918337 — 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 Memphremagog Context triple: [Estrie, hasLake, Lake Memphremagog]
-
A.
Sebasticook Lake
Sebasticook Lake is a freshwater lake in central Maine known for its recreational fishing, boating, and wildlife habitat near the town of Newport.
-
B.
Lake Massawippa
Lake Massawippa is a small, scenic lake located within New York’s Harriman State Park, popular for outdoor recreation such as hiking, fishing, and paddling.
-
C.
Chesuncook Lake
Chesuncook Lake is a large, remote reservoir in north-central Maine known for its wilderness setting, fishing, and role in the Penobscot River system.
-
D.
Lake Skanatati
Lake Skanatati is a scenic freshwater lake in New York’s Harriman State Park, popular for fishing, hiking, and lakeside recreation.
-
E.
Ossipee Lake
Ossipee Lake is a popular recreational lake in eastern New Hampshire known for its clear waters, surrounding forests, and boating, fishing, and vacation activities.
- 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 Memphremagog Target entity description: Lake Memphremagog is a long, glacial freshwater lake that straddles the border between Quebec, Canada, and Vermont, USA, known for its scenic beauty and recreational activities.
-
A.
Sebasticook Lake
Sebasticook Lake is a freshwater lake in central Maine known for its recreational fishing, boating, and wildlife habitat near the town of Newport.
-
B.
Lake Massawippa
Lake Massawippa is a small, scenic lake located within New York’s Harriman State Park, popular for outdoor recreation such as hiking, fishing, and paddling.
-
C.
Chesuncook Lake
Chesuncook Lake is a large, remote reservoir in north-central Maine known for its wilderness setting, fishing, and role in the Penobscot River system.
-
D.
Lake Skanatati
Lake Skanatati is a scenic freshwater lake in New York’s Harriman State Park, popular for fishing, hiking, and lakeside recreation.
-
E.
Ossipee Lake
Ossipee Lake is a popular recreational lake in eastern New Hampshire known for its clear waters, surrounding forests, and boating, fishing, and vacation activities.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
freshwater lake
ⓘ
glacial lake ⓘ lake ⓘ |
| basinCountry |
Canada
ⓘ
United States of America ⓘ |
| country |
Canada
ⓘ
United States of America ⓘ |
| crossesBorderOf |
Quebec
NERFINISHED
ⓘ
Vermont NERFINISHED ⓘ |
| formedBy | glacial activity ⓘ |
| hasCityOnShore |
Magog, Quebec
NERFINISHED
ⓘ
Newport, Vermont NERFINISHED ⓘ |
| hasIsland |
Lord’s Island
NERFINISHED
ⓘ
Molson Island NERFINISHED ⓘ Province Island NERFINISHED ⓘ Witch Island NERFINISHED ⓘ |
| hasMythicalCreature | Memphre NERFINISHED ⓘ |
| hasRecreationalTrail | Sentier Nature Tomifobia (nearby) NERFINISHED ⓘ |
| hasShorelineCountrySubdivision |
Estrie, Quebec
NERFINISHED
ⓘ
Orleans County, Vermont NERFINISHED ⓘ |
| inflows |
Black River (Vermont)
NERFINISHED
ⓘ
Clyde River NERFINISHED ⓘ Magog River NERFINISHED ⓘ |
| knownFor |
fishing
ⓘ
recreational boating ⓘ scenic beauty ⓘ swimming ⓘ tourism ⓘ |
| languageOfToponym | Abenaki NERFINISHED ⓘ |
| length | approximately 51 km ⓘ |
| locatedIn |
Eastern Townships
NERFINISHED
ⓘ
Orleans County, Vermont NERFINISHED ⓘ Quebec NERFINISHED ⓘ Vermont ⓘ |
| locatedInProtectedArea | Memphremagog Conservation Inc. watershed protection area ⓘ |
| locatedNear |
Magog, Quebec
NERFINISHED
ⓘ
Newport, Vermont NERFINISHED ⓘ |
| locatedOnBorder |
Canada–United States border
NERFINISHED
ⓘ
Quebec–Vermont border NERFINISHED ⓘ |
| maximumDepth | over 100 m ⓘ |
| outflow | Magog River NERFINISHED ⓘ |
| partOf |
Saint-François River basin
NERFINISHED
ⓘ
St. Lawrence River drainage basin NERFINISHED ⓘ |
| region | Estrie NERFINISHED ⓘ |
| surfaceElevation | approximately 208 m above sea level ⓘ |
| usedFor |
drinking water supply
ⓘ
recreation ⓘ |
| waterType | freshwater ⓘ |
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 Memphremagog Description of subject: Lake Memphremagog is a long, glacial freshwater lake that straddles the border between Quebec, Canada, and Vermont, USA, known for its scenic beauty and recreational activities.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.