Mazinaw Lake
E213613
Mazinaw Lake is a large, deep lake in southeastern Ontario, Canada, renowned for its towering Mazinaw Rock cliffs adorned with Indigenous pictographs and its central role in outdoor recreation.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Mazinaw Lake canonical | 6 |
| Lower Mazinaw Lake | 1 |
| Mazinaw | 1 |
| Upper Mazinaw Lake | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1182330 — 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: Mazinaw Lake Context triple: [Bon Echo Provincial Park, locatedOn, Mazinaw Lake]
-
A.
Lake Nipigon
Lake Nipigon is a large, remote freshwater lake in northwestern Ontario, Canada, known as the largest lake entirely within the province and a major headwater of Lake Superior.
-
B.
Lake St. Clair
Lake St. Clair is a freshwater lake in the Great Lakes region between Michigan and Ontario, serving as a key link in the St. Lawrence Seaway between Lake Huron and Lake Erie.
-
C.
Waterloo Lake
Waterloo Lake is a body of water located within Waterloo Lake Regional Park, serving as a central natural and recreational feature of the area.
-
D.
Georgian Bay
Georgian Bay is a large northeastern arm of Lake Huron in Canada, known for its rugged granite shoreline, thousands of islands, and popular boating and cottage destinations.
-
E.
Lake Simcoe
Lake Simcoe is a large, popular recreational and fishing lake in south-central Ontario, Canada, situated between the Greater Toronto Area and cottage country.
- 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: Mazinaw Lake Target entity description: Mazinaw Lake is a large, deep lake in southeastern Ontario, Canada, renowned for its towering Mazinaw Rock cliffs adorned with Indigenous pictographs and its central role in outdoor recreation.
-
A.
Lake Nipigon
Lake Nipigon is a large, remote freshwater lake in northwestern Ontario, Canada, known as the largest lake entirely within the province and a major headwater of Lake Superior.
-
B.
Lake St. Clair
Lake St. Clair is a freshwater lake in the Great Lakes region between Michigan and Ontario, serving as a key link in the St. Lawrence Seaway between Lake Huron and Lake Erie.
-
C.
Waterloo Lake
Waterloo Lake is a body of water located within Waterloo Lake Regional Park, serving as a central natural and recreational feature of the area.
-
D.
Georgian Bay
Georgian Bay is a large northeastern arm of Lake Huron in Canada, known for its rugged granite shoreline, thousands of islands, and popular boating and cottage destinations.
-
E.
Lake Simcoe
Lake Simcoe is a large, popular recreational and fishing lake in south-central Ontario, Canada, situated between the Greater Toronto Area and cottage country.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf | lake ⓘ |
| adjacentTo | Bon Echo Provincial Park ⓘ |
| country | Canada ⓘ |
| hasBoatAccess | public boat launches ⓘ |
| hasCampingAccess | water-access campsites in Bon Echo Provincial Park ⓘ |
| hasCliff | Mazinaw Rock ⓘ |
| hasCulturalHeritage |
Anishinaabe pictographs
ⓘ
Indigenous rock art sites ⓘ |
| hasInflow | Mazinaw River ⓘ |
| hasIsland | several small islands ⓘ |
| hasOutflow | Skootamatta River ⓘ |
| hasPart |
Mazinaw Lake
self-linksurface differs
ⓘ
surface form:
Lower Mazinaw Lake
Mazinaw Lake self-linksurface differs ⓘ
surface form:
Upper Mazinaw Lake
|
| hasRecreationalUse |
ice fishing
ⓘ
power boating ⓘ sailing ⓘ snowmobiling on surrounding trails ⓘ swimming ⓘ |
| knownFor |
Indigenous pictographs
ⓘ
Mazinaw Rock ⓘ
surface form:
Mazinaw Rock cliffs
boating ⓘ camping in Bon Echo Provincial Park ⓘ canoeing ⓘ fishing ⓘ kayaking ⓘ outdoor recreation ⓘ rock climbing on Mazinaw Rock ⓘ |
| length | approximately 13 kilometres ⓘ |
| locatedIn |
Addington Highlands
ⓘ
North Frontenac ⓘ Ontario ⓘ Eastern Ontario ⓘ
surface form:
southeastern Ontario
|
| maximumDepth | approximately 145 metres ⓘ |
| maximumDepthRankInOntario | one of the deepest lakes in southern Ontario ⓘ |
| nearbySettlement | Cloyne, Ontario ⓘ |
| notableView | sheer cliff faces of Mazinaw Rock rising from the water ⓘ |
| orientation | north–south ⓘ |
| partOf |
Madawaska River
ⓘ
surface form:
Madawaska River watershed
Ottawa River watershed ⓘ
surface form:
Ottawa River drainage basin
|
| protectedBy | Bon Echo Provincial Park ⓘ |
| recreationRole | central feature for park visitors ⓘ |
| region |
Frontenac County
ⓘ
Lennox and Addington County ⓘ |
| separatedBy | narrows at the site of Bon Echo Provincial Park ⓘ |
| shoreFeature | Mazinaw Rock ⓘ |
| tourismImportance | major attraction in Bon Echo Provincial Park ⓘ |
| 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: Mazinaw Lake Description of subject: Mazinaw Lake is a large, deep lake in southeastern Ontario, Canada, renowned for its towering Mazinaw Rock cliffs adorned with Indigenous pictographs and its central role in outdoor recreation.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Mazinaw
this entity surface form:
Upper Mazinaw Lake
this entity surface form:
Lower Mazinaw Lake