Petersburg, Illinois
E527632
Petersburg, Illinois is a small historic city in central Illinois best known as the county seat of Menard County and its proximity to New Salem State Historic Site, where Abraham Lincoln once lived.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Petersburg, Illinois canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3640956 — 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: Petersburg, Illinois Context triple: [Springfield metropolitan area, contains, Petersburg, Illinois]
-
A.
Pontiac, Illinois
Pontiac, Illinois is a small city in central Illinois known for its historic Route 66 attractions, museums, and preserved downtown architecture.
-
B.
Roanoke, Illinois
Roanoke, Illinois is a small village in Woodford County that forms part of the broader Peoria region in central Illinois.
-
C.
El Paso, Illinois
El Paso, Illinois is a small Midwestern city in Woodford County known historically as a railroad town and part of the Peoria metropolitan area.
-
D.
Pawnee, Illinois
Pawnee, Illinois is a small village in central Illinois known as a rural residential community within the Springfield metropolitan area.
-
E.
Utica, Illinois
Utica, Illinois is a small village in north-central Illinois known as the gateway to Starved Rock State Park, a popular natural and recreational destination.
- 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: Petersburg, Illinois Target entity description: Petersburg, Illinois is a small historic city in central Illinois best known as the county seat of Menard County and its proximity to New Salem State Historic Site, where Abraham Lincoln once lived.
-
A.
Pontiac, Illinois
Pontiac, Illinois is a small city in central Illinois known for its historic Route 66 attractions, museums, and preserved downtown architecture.
-
B.
Roanoke, Illinois
Roanoke, Illinois is a small village in Woodford County that forms part of the broader Peoria region in central Illinois.
-
C.
El Paso, Illinois
El Paso, Illinois is a small Midwestern city in Woodford County known historically as a railroad town and part of the Peoria metropolitan area.
-
D.
Pawnee, Illinois
Pawnee, Illinois is a small village in central Illinois known as a rural residential community within the Springfield metropolitan area.
-
E.
Utica, Illinois
Utica, Illinois is a small village in north-central Illinois known as the gateway to Starved Rock State Park, a popular natural and recreational destination.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf | city ⓘ |
| areaCode | 217 ⓘ |
| climate | humid continental climate ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| county | Menard County, Illinois NERFINISHED ⓘ |
| elevation | approximately 538 feet ⓘ |
| foundedIn | 1830s ⓘ |
| governmentType | mayor–council government ⓘ |
| hasAttraction |
Menard County Courthouse
NERFINISHED
ⓘ
historic town square ⓘ |
| hasHistoricConnectionTo | Abraham Lincoln NERFINISHED ⓘ |
| hasNearbyAttraction | Lincoln's New Salem State Historic Site NERFINISHED ⓘ |
| incorporatedAsCityIn | 1840s ⓘ |
| isCountySeatOf | Menard County, Illinois NERFINISHED ⓘ |
| knownFor |
historic downtown
ⓘ
proximity to Lincoln's New Salem State Historic Site ⓘ |
| locatedIn | central Illinois ⓘ |
| locatedNear |
New Salem State Historic Site
NERFINISHED
ⓘ
Sangamon River NERFINISHED ⓘ |
| locatedNorthOf | Springfield, Illinois NERFINISHED ⓘ |
| namedAfter | Saint Petersburg, Russia NERFINISHED ⓘ |
| partOf | Springfield, Illinois metropolitan area NERFINISHED ⓘ |
| postalCode | 62675 ⓘ |
| region | Midwestern United States ⓘ |
| state | Illinois ⓘ |
| timeZone |
Central Time Zone
ⓘ
surface form:
Central Standard Time
|
| timeZoneDST |
Central Time Zone
ⓘ
surface form:
Central Daylight Time
|
| transportation |
Illinois Route 123
NERFINISHED
ⓘ
Illinois Route 97 NERFINISHED ⓘ |
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: Petersburg, Illinois Description of subject: Petersburg, Illinois is a small historic city in central Illinois best known as the county seat of Menard County and its proximity to New Salem State Historic Site, where Abraham Lincoln once lived.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.