Carter Lake
E346123
Carter Lake is a small city in western Iowa uniquely situated on an oxbow lake of the Missouri River, separated from the rest of the state by Nebraska.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Carter Lake (oxbow lake) | 3 |
| Carter Lake canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1481151 — 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: Carter Lake Context triple: [Carter Lake, Iowa, locatedOn, Carter Lake]
-
A.
Caples Lake
Caples Lake is a high-elevation reservoir in the Sierra Nevada of California, popular for fishing, boating, and hiking in an alpine setting.
-
B.
Fairview Lake
Fairview Lake is a small recreational and residential lake located in the city of Fairview in Multnomah County, Oregon.
-
C.
Mason Lake
Mason Lake is a freshwater lake in western Washington State known for recreational activities such as boating, fishing, and lakeside cabin retreats.
-
D.
Walker Lake
Walker Lake is a large natural desert lake in western Nevada known for its shrinking water levels and importance as a habitat for migratory birds and native fish.
-
E.
Crescent Lake
Crescent Lake is a man-made lagoon at Walt Disney World in Florida, surrounded by several Epcot-area resorts and connected to nearby theme parks and entertainment areas by boat and walking paths.
- 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: Carter Lake Target entity description: Carter Lake is a small city in western Iowa uniquely situated on an oxbow lake of the Missouri River, separated from the rest of the state by Nebraska.
-
A.
Caples Lake
Caples Lake is a high-elevation reservoir in the Sierra Nevada of California, popular for fishing, boating, and hiking in an alpine setting.
-
B.
Fairview Lake
Fairview Lake is a small recreational and residential lake located in the city of Fairview in Multnomah County, Oregon.
-
C.
Mason Lake
Mason Lake is a freshwater lake in western Washington State known for recreational activities such as boating, fishing, and lakeside cabin retreats.
-
D.
Walker Lake
Walker Lake is a large natural desert lake in western Nevada known for its shrinking water levels and importance as a habitat for migratory birds and native fish.
-
E.
Crescent Lake
Crescent Lake is a man-made lagoon at Walt Disney World in Florida, surrounded by several Epcot-area resorts and connected to nearby theme parks and entertainment areas by boat and walking paths.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
city
ⓘ
municipality ⓘ |
| adjacentTo | Omaha, Nebraska ⓘ |
| borderedBy | Nebraska ⓘ |
| country | United States of America ⓘ |
| county | Pottawattamie County NERFINISHED ⓘ |
| governmentType | city government ⓘ |
| hasCharacteristic |
enclave within Nebraska territory
ⓘ
geographic exclave of Iowa ⓘ |
| hasFeature | oxbow lake shoreline ⓘ |
| hasLandlockedStatus | separated from rest of Iowa by Nebraska ⓘ |
| hasWaterBody |
Carter Lake
self-linksurface differs
ⓘ
surface form:
Carter Lake (oxbow lake)
|
| locatedIn |
Iowa
ⓘ
Midwestern United States ⓘ Pottawattamie County NERFINISHED ⓘ |
| locatedOn |
Carter Lake
self-linksurface differs
ⓘ
surface form:
Carter Lake (oxbow lake)
Missouri River oxbow lake ⓘ |
| locatedWestOf |
Missouri River
ⓘ
surface form:
Missouri River main channel (current)
|
| namedAfter |
Carter Lake
self-linksurface differs
ⓘ
surface form:
Carter Lake (oxbow lake)
|
| partOf |
Omaha–Council Bluffs metropolitan area
ⓘ
surface form:
Omaha metropolitan area
|
| postalCountry |
United States of America
ⓘ
surface form:
United States
|
| region | western Iowa ⓘ |
| separatedFrom | rest of Iowa by Nebraska ⓘ |
| state | Iowa ⓘ |
| timeZone | Central Time Zone ⓘ |
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: Carter Lake Description of subject: Carter Lake is a small city in western Iowa uniquely situated on an oxbow lake of the Missouri River, separated from the rest of the state by Nebraska.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Carter Lake (oxbow lake)
this entity surface form:
Carter Lake (oxbow lake)
this entity surface form:
Carter Lake (oxbow lake)