Interstate 255
E931926
Interstate 255 is a beltway bypass route around the St. Louis metropolitan area that facilitates regional traffic flow and connects several major highways in Illinois and Missouri.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Interstate 255 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2933878 — 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: Interstate 255 Context triple: [St. Louis–Belleville metropolitan area (Illinois portion), majorHighway, Interstate 255]
-
A.
Interstate 215
Interstate 215 is a major auxiliary Interstate Highway in Southern California that serves as a bypass and connector route through the Inland Empire region.
-
B.
Interstate 215
Interstate 215 is a beltway freeway that partially encircles the Salt Lake City metropolitan area, providing a major route for regional traffic and access to key destinations.
-
C.
Interstate 215
Interstate 215 is a beltway freeway serving the Las Vegas metropolitan area in southern Nevada, providing a key circumferential route around the city and connecting several major highways.
-
D.
Interstate 205
Interstate 205 is a major auxiliary Interstate Highway in California that serves as a key connector between Interstate 5 and Interstate 580, facilitating traffic between the Central Valley and the San Francisco Bay Area.
-
E.
Interstate 205
Interstate 205 is a major auxiliary Interstate Highway that serves as an eastern bypass of Portland, Oregon, connecting I-5 in Oregon to I-5 in Washington across the Columbia River.
- 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: Interstate 255 Target entity description: Interstate 255 is a beltway bypass route around the St. Louis metropolitan area that facilitates regional traffic flow and connects several major highways in Illinois and Missouri.
-
A.
Interstate 215
Interstate 215 is a beltway freeway that partially encircles the Salt Lake City metropolitan area, providing a major route for regional traffic and access to key destinations.
-
B.
Interstate 215
Interstate 215 is a major auxiliary Interstate Highway in Southern California that serves as a bypass and connector route through the Inland Empire region.
-
C.
Interstate 215
Interstate 215 is a beltway freeway serving the Las Vegas metropolitan area in southern Nevada, providing a key circumferential route around the city and connecting several major highways.
-
D.
Interstate 205
Interstate 205 is a major auxiliary Interstate Highway in California that serves as a key connector between Interstate 5 and Interstate 580, facilitating traffic between the Central Valley and the San Francisco Bay Area.
-
E.
Interstate 205
Interstate 205 is a major auxiliary Interstate Highway that serves as an eastern bypass of Portland, Oregon, connecting I-5 in Oregon to I-5 in Washington across the Columbia River.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Interstate Highway
ⓘ
auxiliary Interstate Highway ⓘ beltway ⓘ bypass route ⓘ |
| abbreviation | I-255 NERFINISHED ⓘ |
| beltwayFor |
Interstate 55
NERFINISHED
ⓘ
Interstate 64 NERFINISHED ⓘ Interstate 70 NERFINISHED ⓘ |
| category |
Interstate Highways in Illinois
NERFINISHED
ⓘ
Interstate Highways in Missouri NERFINISHED ⓘ Transportation in Monroe County, Illinois ⓘ Transportation in St. Clair County, Illinois ⓘ Transportation in St. Louis, Missouri ⓘ |
| connectsTo |
Illinois Route 15
NERFINISHED
ⓘ
Illinois Route 157 NERFINISHED ⓘ Illinois Route 3 NERFINISHED ⓘ Interstate 270 NERFINISHED ⓘ Interstate 55 NERFINISHED ⓘ Interstate 64 NERFINISHED ⓘ Interstate 70 NERFINISHED ⓘ Missouri Route 231 NERFINISHED ⓘ Missouri Route 267 NERFINISHED ⓘ U.S. Route 50 NERFINISHED ⓘ U.S. Route 67 NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| crosses | Mississippi River NERFINISHED ⓘ |
| directionalDesignation |
east–west
ⓘ
north–south ⓘ |
| facilitates | regional traffic flow ⓘ |
| formsPartialLoopWith | Interstate 270 NERFINISHED ⓘ |
| function | bypass of downtown St. Louis ⓘ |
| hasAuxiliaryNumberOf | Interstate 55 NERFINISHED ⓘ |
| hasJunctionNear |
Columbia, Illinois
NERFINISHED
ⓘ
East St. Louis, Illinois NERFINISHED ⓘ Mehlville, Missouri NERFINISHED ⓘ |
| locatedInMetropolitanArea | Greater St. Louis NERFINISHED ⓘ |
| maintainedBy |
Illinois Department of Transportation
NERFINISHED
ⓘ
Missouri Department of Transportation NERFINISHED ⓘ |
| partOf | Interstate Highway System NERFINISHED ⓘ |
| regionServed |
Metro East, Illinois
NERFINISHED
ⓘ
southern St. Louis County, Missouri NERFINISHED ⓘ |
| role |
commuter route
ⓘ
freight corridor ⓘ |
| serves | St. Louis metropolitan area NERFINISHED ⓘ |
| state |
Illinois
ⓘ
Missouri ⓘ |
| usesBridge | Jefferson Barracks Bridge 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: Interstate 255 Description of subject: Interstate 255 is a beltway bypass route around the St. Louis metropolitan area that facilitates regional traffic flow and connects several major highways in Illinois and Missouri.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.