Lake Ilsanjo
E645260
Lake Ilsanjo is a small reservoir and popular fishing and hiking destination located within Annadel State Park in Sonoma County, California.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lake Ilsanjo canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7008005 — 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 Ilsanjo Context triple: [Annadel State Park, hasBodyOfWater, Lake Ilsanjo]
-
A.
Lake Ihema
Lake Ihema is a large freshwater lake in eastern Rwanda, known for its rich birdlife, hippos, and crocodiles within the Akagera wetland ecosystem.
-
B.
Lake Azuei
Lake Azuei is a large brackish lake in eastern Haiti, near the border with the Dominican Republic, known for its fluctuating water levels and ecological importance.
-
C.
Lake Tiorati
Lake Tiorati is a popular recreational lake in New York’s Harriman State Park, known for swimming, boating, fishing, and surrounding hiking trails.
-
D.
Madatapa Lake
Madatapa Lake is a high-altitude volcanic lake in southern Georgia, notable for its rich birdlife and inclusion within the protected Javakheti National Park.
-
E.
Boeri Lake
Boeri Lake is a high-altitude crater lake in Dominica, known for its cool, misty setting and scenic hiking trail within Morne Trois Pitons National Park.
- 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 Ilsanjo Target entity description: Lake Ilsanjo is a small reservoir and popular fishing and hiking destination located within Annadel State Park in Sonoma County, California.
-
A.
Lake Ihema
Lake Ihema is a large freshwater lake in eastern Rwanda, known for its rich birdlife, hippos, and crocodiles within the Akagera wetland ecosystem.
-
B.
Lake Azuei
Lake Azuei is a large brackish lake in eastern Haiti, near the border with the Dominican Republic, known for its fluctuating water levels and ecological importance.
-
C.
Lake Tiorati
Lake Tiorati is a popular recreational lake in New York’s Harriman State Park, known for swimming, boating, fishing, and surrounding hiking trails.
-
D.
Madatapa Lake
Madatapa Lake is a high-altitude volcanic lake in southern Georgia, notable for its rich birdlife and inclusion within the protected Javakheti National Park.
-
E.
Boeri Lake
Boeri Lake is a high-altitude crater lake in Dominica, known for its cool, misty setting and scenic hiking trail within Morne Trois Pitons National Park.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
lake
ⓘ
reservoir ⓘ |
| basinCountry |
United States
ⓘ
linked to:
United States of America
|
| country |
United States
ⓘ
linked to:
United States of America
|
| hasAccessPoint | Annadel State Park trailheads ⓘ |
| hasActivity |
birdwatching
ⓘ
fishing ⓘ hiking ⓘ mountain biking ⓘ trail running ⓘ |
| hasClosestCity |
Santa Rosa, California
ⓘ
linked to:
Santa Rosa
|
| hasFeature |
earthen dam
ⓘ
grassland slopes ⓘ surrounding oak woodland ⓘ |
| hasInflow | seasonal creeks ⓘ |
| hasOutflow | Spring Creek ⓘ |
| hasRecreationalUse | day use ⓘ |
| hasRegulation | California fishing regulations apply ⓘ |
| hasTrail |
Lake Ilsanjo Trail
ⓘ
Spring Lake to Lake Ilsanjo route ⓘ |
| hasWildlife |
bluegill
ⓘ
largemouth bass ⓘ sunfish ⓘ waterfowl ⓘ |
| isPopularFor |
loop hikes
ⓘ
scenic views ⓘ shoreline fishing ⓘ |
| locatedEastOf |
Santa Rosa, California
ⓘ
linked to:
Santa Rosa
|
| locatedIn |
Annadel State Park
ⓘ
California ⓘ
linked to:
California, United States
North Coast Ranges ⓘ Sonoma County, California ⓘ United States ⓘ
linked to:
United States of America
|
| locatedInProtectedArea | Annadel State Park ⓘ |
| locatedNear |
Santa Rosa, California
ⓘ
linked to:
Santa Rosa
|
| managedBy | California Department of Parks and Recreation ⓘ |
| namedAfter |
Ilsa Trione
ⓘ
Joe Trione ⓘ |
| partOf | Annadel State Park ⓘ |
| region |
Sonoma Valley area
ⓘ
linked to:
Sonoma Valley
|
| usedFor |
hiking
ⓘ
picnicking ⓘ recreational fishing ⓘ |
| 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 Ilsanjo Description of subject: Lake Ilsanjo is a small reservoir and popular fishing and hiking destination located within Annadel State Park in Sonoma County, California.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.