U.S. Route 45
E220306
U.S. Route 45 is a major north–south United States highway that runs from the Gulf Coast in Mississippi through several Midwestern states to the Upper Peninsula of Michigan.
All labels observed (5)
| Label | Occurrences |
|---|---|
| U.S. Route 45 canonical | 40 |
| US Highway 45 | 3 |
| U.S. Route 45 Alternate | 1 |
| U.S. Route 45 in Alabama | 1 |
| near U.S. Route 45 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T590499 — 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: U.S. Route 45 Context triple: [Paducah, Kentucky, servedByHighway, U.S. Route 45]
-
A.
U.S. Route 75
U.S. Route 75 is a major north–south U.S. Highway running from Texas through the central United States, serving as a key transportation corridor for cities such as Dallas.
-
B.
U.S. Route 59
U.S. Route 59 is a north–south United States highway that runs from the Mexico–U.S. border in Texas to the Canada–U.S. border in Minnesota, passing through several central states.
-
C.
U.S. Route 283
U.S. Route 283 is a north–south United States highway that runs through several Great Plains states, connecting rural communities and regional centers from Texas to South Dakota.
-
D.
U.S. Route 281
U.S. Route 281 is a major north–south United States highway that runs from the Mexican border in Texas to the Canadian border in North Dakota, passing through several central states.
-
E.
U.S. Route 280
U.S. Route 280 is a major east–west U.S. Highway running from central Alabama through Georgia, connecting cities such as Birmingham, Columbus, and Savannah.
- 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: U.S. Route 45 Target entity description: U.S. Route 45 is a major north–south United States highway that runs from the Gulf Coast in Mississippi through several Midwestern states to the Upper Peninsula of Michigan.
-
A.
U.S. Route 75
U.S. Route 75 is a major north–south U.S. Highway running from Texas through the central United States, serving as a key transportation corridor for cities such as Dallas.
-
B.
U.S. Route 59
U.S. Route 59 is a north–south United States highway that runs from the Mexico–U.S. border in Texas to the Canada–U.S. border in Minnesota, passing through several central states.
-
C.
U.S. Route 283
U.S. Route 283 is a north–south United States highway that runs through several Great Plains states, connecting rural communities and regional centers from Texas to South Dakota.
-
D.
U.S. Route 281
U.S. Route 281 is a major north–south United States highway that runs from the Mexican border in Texas to the Canadian border in North Dakota, passing through several central states.
-
E.
U.S. Route 280
U.S. Route 280 is a major east–west U.S. Highway running from central Alabama through Georgia, connecting cities such as Birmingham, Columbus, and Savannah.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
United States Numbered Highway
ⓘ
north–south highway ⓘ |
| category |
U.S. Highways in Illinois
ⓘ
U.S. Highways in Kentucky ⓘ U.S. Highways in Michigan ⓘ U.S. Highways in Mississippi ⓘ U.S. Highways in Tennessee ⓘ U.S. Highways in Wisconsin ⓘ |
| connects |
Gulf Coast of the United States
ⓘ
surface form:
Gulf Coast
Midwestern states ⓘ Upper Peninsula of Michigan ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasDirection | north–south ⓘ |
| hasJunctionWith |
Interstate 10
ⓘ
Interstate 24 ⓘ Interstate 40 ⓘ Interstate 41 NERFINISHED ⓘ Interstate 43 NERFINISHED ⓘ Interstate 57 NERFINISHED ⓘ Interstate 94 NERFINISHED ⓘ U.S. Route 51 NERFINISHED ⓘ U.S. Route 60 NERFINISHED ⓘ U.S. Route 62 NERFINISHED ⓘ U.S. Route 64 NERFINISHED ⓘ |
| maintainedBy | state departments of transportation ⓘ |
| partOf | United States Numbered Highway System ⓘ |
| passesThrough |
Illinois
ⓘ
Kentucky ⓘ Michigan ⓘ Mississippi ⓘ Tennessee ⓘ Wisconsin ⓘ |
| passesThroughRegion |
Gulf Coast of the United States
ⓘ
surface form:
Gulf Coast
Midwestern United States ⓘ Upper Peninsula of Michigan ⓘ |
| routeNumber | 45 ⓘ |
| southernTerminusNear | Gulf of Mexico ⓘ |
| startsIn | Mississippi ⓘ |
| systemType | U.S. Highway ⓘ |
| terminatesIn | Michigan ⓘ |
| usedFor |
intercity travel
ⓘ
regional transportation ⓘ |
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: U.S. Route 45 Description of subject: U.S. Route 45 is a major north–south United States highway that runs from the Gulf Coast in Mississippi through several Midwestern states to the Upper Peninsula of Michigan.
Referenced by (46)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Paducah, Kentucky
subject surface form:
Columbus, Mississippi
this entity surface form:
US Highway 45
this entity surface form:
near U.S. Route 45
subject surface form:
Kemper County, Mississippi
subject surface form:
Des Plaines River
subject surface form:
Eastern Mississippi
this entity surface form:
U.S. Route 45 Alternate
subject surface form:
Southeastern Wisconsin
this entity surface form:
US Highway 45
this entity surface form:
US Highway 45
this entity surface form:
U.S. Route 45 in Alabama