Lake Elkhorn
E938038
Lake Elkhorn is a man-made recreational lake and surrounding park in Columbia, Maryland, known for its walking paths, fishing, and scenic open space.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lake Elkhorn canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T11599623 — 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 Elkhorn Context triple: [Columbia, Maryland, hasPart, Lake Elkhorn]
-
A.
Lake Oahe
Lake Oahe is a large man-made reservoir on the Missouri River in the north-central United States, known for its extensive recreation opportunities and role in regional water storage and hydroelectric power.
-
B.
Lakhota Lake
Lakhota Lake is a prominent urban lake and tourist attraction in Jamnagar, Gujarat, known for its scenic surroundings and the historic Lakhota Palace situated on an island at its center.
-
C.
Lewis and Clark Lake
Lewis and Clark Lake is a large reservoir on the Missouri River along the Nebraska–South Dakota border, popular for recreation and formed by Gavins Point Dam.
-
D.
Lake Harney
Lake Harney is a large freshwater lake in central Florida that forms part of the St. Johns River system and is known for its fishing, boating, and surrounding wetlands.
-
E.
Elk Lake
Elk Lake is a scenic alpine lake in central Oregon’s Cascade Range, popular for boating, fishing, and camping within the surrounding national forest.
- 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 Elkhorn Target entity description: Lake Elkhorn is a man-made recreational lake and surrounding park in Columbia, Maryland, known for its walking paths, fishing, and scenic open space.
-
A.
Lake Oahe
Lake Oahe is a large man-made reservoir on the Missouri River in the north-central United States, known for its extensive recreation opportunities and role in regional water storage and hydroelectric power.
-
B.
Lakhota Lake
Lakhota Lake is a prominent urban lake and tourist attraction in Jamnagar, Gujarat, known for its scenic surroundings and the historic Lakhota Palace situated on an island at its center.
-
C.
Lewis and Clark Lake
Lewis and Clark Lake is a large reservoir on the Missouri River along the Nebraska–South Dakota border, popular for recreation and formed by Gavins Point Dam.
-
D.
Lake Harney
Lake Harney is a large freshwater lake in central Florida that forms part of the St. Johns River system and is known for its fishing, boating, and surrounding wetlands.
-
E.
Elk Lake
Elk Lake is a scenic alpine lake in central Oregon’s Cascade Range, popular for boating, fishing, and camping within the surrounding national forest.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
man-made lake
ⓘ
park ⓘ recreational lake ⓘ reservoir ⓘ |
| averageDepth | about 8 feet ⓘ |
| basinCountry |
United States
ⓘ
linked to:
United States of America
|
| connectedToTrailSystem | Columbia trail network ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| created | 1970s ⓘ |
| elevation | approximately 300 feet above sea level ⓘ |
| hasActivity |
birdwatching
ⓘ
catch-and-release fishing ⓘ non-motorized boating ⓘ running ⓘ |
| hasFeature |
fishing piers
ⓘ
footbridges ⓘ open green space ⓘ parking lots ⓘ paved trail ⓘ picnic areas ⓘ playground ⓘ walking path around the lake ⓘ |
| hasOperator | Columbia Association ⓘ |
| hasRegulation | fishing subject to Maryland state regulations ⓘ |
| hasShorelineUse | passive recreation ⓘ |
| hasTrailLength | about 2 miles ⓘ |
| hasUse |
boating
ⓘ
fishing ⓘ jogging ⓘ recreation ⓘ walking ⓘ |
| hasWildlife |
fish
ⓘ
songbirds ⓘ turtles ⓘ waterfowl ⓘ |
| isPartOf | Columbia Association open space system ⓘ |
| isPublicAccess | yes ⓘ |
| isUrbanPark | yes ⓘ |
| locatedIn |
Columbia, Maryland
ⓘ
Howard County, Maryland ⓘ
linked to:
Howard County
Maryland ⓘ |
| locatedInNeighborhood | Owen Brown ⓘ |
| maximumDepth | about 15 feet ⓘ |
| nearbyCity |
Baltimore, Maryland
ⓘ
linked to:
Baltimore, Maryland, United States
Washington, D.C. ⓘ |
| surfaceArea |
about 37 acres
ⓘ
approximately 0.15 square kilometers ⓘ |
| 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 Elkhorn Description of subject: Lake Elkhorn is a man-made recreational lake and surrounding park in Columbia, Maryland, known for its walking paths, fishing, and scenic open space.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.