Bertram, Iowa
E213704
Bertram, Iowa is a small rural city located in eastern Iowa, near Cedar Rapids, known for its quiet residential character and proximity to natural and historical sites.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Bertram, Iowa canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T1847785 — 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: Bertram, Iowa Context triple: [Linn County, Iowa, hasCity, Bertram, Iowa]
-
A.
Lowden, Iowa
Lowden, Iowa is a small rural city in eastern Iowa known for its agricultural surroundings and tight-knit community.
-
B.
Elma, Iowa
Elma, Iowa is a small rural city located in northeastern Iowa within Howard County.
-
C.
Mineola, Iowa
Mineola, Iowa is a small unincorporated rural community located in southwestern Iowa.
-
D.
Emerson, Iowa
Emerson, Iowa is a small rural city located in southwestern Iowa within Mills County.
-
E.
Sanborn, Iowa
Sanborn, Iowa is a small city in northwestern Iowa known as a local agricultural and rail-served community within O'Brien County.
- 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: Bertram, Iowa Target entity description: Bertram, Iowa is a small rural city located in eastern Iowa, near Cedar Rapids, known for its quiet residential character and proximity to natural and historical sites.
-
A.
Lowden, Iowa
Lowden, Iowa is a small rural city in eastern Iowa known for its agricultural surroundings and tight-knit community.
-
B.
Elma, Iowa
Elma, Iowa is a small rural city located in northeastern Iowa within Howard County.
-
C.
Mineola, Iowa
Mineola, Iowa is a small unincorporated rural community located in southwestern Iowa.
-
D.
Emerson, Iowa
Emerson, Iowa is a small rural city located in southwestern Iowa within Mills County.
-
E.
Sanborn, Iowa
Sanborn, Iowa is a small city in northwestern Iowa known as a local agricultural and rail-served community within O'Brien County.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
city
ⓘ
municipality ⓘ |
| adjacentTo | Cedar Rapids, Iowa ⓘ |
| areaCode | 319 ⓘ |
| areaLandKm2 | 6.32 ⓘ |
| areaLandSqMi | 2.44 ⓘ |
| areaTotalKm2 | 6.32 ⓘ |
| areaTotalSqMi | 2.44 ⓘ |
| areaWaterKm2 | 0.00 ⓘ |
| areaWaterSqMi | 0.00 ⓘ |
| censusDesignation | incorporated place ⓘ |
| characteristic |
quiet residential character
ⓘ
small rural community ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| countrySubdivision |
Iowa
ⓘ
surface form:
State of Iowa
|
| countrySubdivisionCode | IA ⓘ |
| county |
Linn County, Iowa
ⓘ
surface form:
Linn County
|
| elevationInFeet | 778 ⓘ |
| elevationInMeters | 237 ⓘ |
| environment | rural surroundings ⓘ |
| feature |
primarily residential land use
ⓘ
proximity to historic landmarks ⓘ proximity to outdoor recreation areas ⓘ |
| FIPSCode | 19-06135 ⓘ |
| GNISFeatureID | 0454593 ⓘ |
| governmentType | mayor–council government ⓘ |
| hasMunicipalStatusSince | 19th century ⓘ |
| landUse | predominantly low-density residential ⓘ |
| locatedIn |
Iowa
ⓘ
Linn County, Iowa ⓘ Midwestern United States ⓘ |
| locatedNear |
Cedar Rapids, Iowa
ⓘ
historical sites in Linn County ⓘ natural sites in Linn County ⓘ |
| locatedOnContinent | North America ⓘ |
| partOf | Cedar Rapids metropolitan area ⓘ |
| populationCensus2000 | 681 ⓘ |
| populationCensus2010 | 294 ⓘ |
| populationDensityPerSqMi2010 | about 120.7 ⓘ |
| postalCode | 52403 ⓘ |
| region | eastern Iowa ⓘ |
| settlementType | city ⓘ |
| state | Iowa ⓘ |
| timeZone |
Central Time Zone
ⓘ
surface form:
Central Standard Time
|
| timeZoneDST |
Central Time Zone
ⓘ
surface form:
Central Daylight Time
|
| transportationAccess | road access to Cedar Rapids metropolitan area ⓘ |
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: Bertram, Iowa Description of subject: Bertram, Iowa is a small rural city located in eastern Iowa, near Cedar Rapids, known for its quiet residential character and proximity to natural and historical sites.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.