Jefferson County, Alabama
E10617
Jefferson County, Alabama is an urban county in north-central Alabama that includes Birmingham, the state’s largest city and a major industrial and economic center.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Jefferson County, Alabama canonical | 231 |
| Jefferson County area of Alabama | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T31838 — 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: Jefferson County, Alabama Context triple: [Birmingham, Alabama, locatedIn, Jefferson County, Alabama]
-
A.
El Dorado County
El Dorado County is a county in the Sierra Nevada region of Northern California known for its Gold Rush history, outdoor recreation, and proximity to Lake Tahoe.
-
B.
Montgomery, Alabama
Montgomery, Alabama is the state capital known as a pivotal center of the American civil rights movement, including events such as the Montgomery Bus Boycott.
-
C.
Hardin County, Kentucky
Hardin County, Kentucky is a county in north-central Kentucky historically notable as the birthplace of U.S. President Abraham Lincoln.
-
D.
Santa Rosa County, Florida
Santa Rosa County, Florida is a county in the Florida Panhandle known for its Gulf Coast beaches, military presence, and rapidly growing communities near Pensacola.
-
E.
Harris County
Harris County is a county in west-central Georgia, United States, known for its rural communities, natural landscapes, and proximity to the city of Columbus.
- 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: Jefferson County, Alabama Target entity description: Jefferson County, Alabama is an urban county in north-central Alabama that includes Birmingham, the state’s largest city and a major industrial and economic center.
-
A.
El Dorado County
El Dorado County is a county in the Sierra Nevada region of Northern California known for its Gold Rush history, outdoor recreation, and proximity to Lake Tahoe.
-
B.
Montgomery, Alabama
Montgomery, Alabama is the state capital known as a pivotal center of the American civil rights movement, including events such as the Montgomery Bus Boycott.
-
C.
Hardin County, Kentucky
Hardin County, Kentucky is a county in north-central Kentucky historically notable as the birthplace of U.S. President Abraham Lincoln.
-
D.
Santa Rosa County, Florida
Santa Rosa County, Florida is a county in the Florida Panhandle known for its Gulf Coast beaches, military presence, and rapidly growing communities near Pensacola.
-
E.
Harris County
Harris County is a county in west-central Georgia, United States, known for its rural communities, natural landscapes, and proximity to the city of Columbus.
- F. None of above. chosen
Statements (21)
| Predicate | Object |
|---|---|
| instanceOf |
administrative division
ⓘ
county ⓘ |
| contains |
Bessemer, Alabama
ⓘ
Birmingham, Alabama, United States ⓘ
surface form:
Birmingham, Alabama
|
| country |
United States of America
ⓘ
surface form:
United States
|
| FIPSCode | 01073 ⓘ |
| formedFrom | Blount County, Alabama ⓘ |
| GNISID | 0163974 ⓘ |
| hasCourthouse |
Jefferson County Courthouse (Birmingham)
ⓘ
surface form:
Jefferson County Courthouse (Bessemer)
Jefferson County Courthouse (Birmingham) ⓘ |
| hasGovernmentType | county commission ⓘ |
| isEconomicCenter | true ⓘ |
| isIndustrialCenter | true ⓘ |
| isUrban | true ⓘ |
| largestCity |
Birmingham, Alabama, United States
ⓘ
surface form:
Birmingham, Alabama
|
| locatedIn | north-central Alabama ⓘ |
| namedAfter | Thomas Jefferson ⓘ |
| partOfMetropolitanArea | Birmingham–Hoover metropolitan area ⓘ |
| seat |
Birmingham, Alabama, United States
ⓘ
surface form:
Birmingham, Alabama
|
| state | Alabama ⓘ |
| 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: Jefferson County, Alabama Description of subject: Jefferson County, Alabama is an urban county in north-central Alabama that includes Birmingham, the state’s largest city and a major industrial and economic center.
Referenced by (232)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Birmingham, Alabama
subject surface form:
Birmingham, Alabama
subject surface form:
Birmingham City Jail
subject surface form:
Birmingham, Alabama