M-40
E575699
M-40 is a state trunkline highway in Michigan that runs north–south through several counties, including Allegan County.
All labels observed (1)
| Label | Occurrences |
|---|---|
| M-40 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6212961 — 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: M-40 Context triple: [Allegan County, Michigan, hasMajorHighway, M-40]
-
A.
M-45
M-45 is a major ring road in the Madrid metropolitan area that helps divert traffic around the city and connect several eastern suburbs.
-
B.
M-45
M-45 is a state highway in Michigan that runs east–west through the Grand Rapids area toward the Lake Michigan shoreline.
-
C.
M-46
M-46 is an east–west state trunkline highway in Michigan that spans much of the state's Lower Peninsula, connecting several communities across multiple counties.
-
D.
M40
M40 is a major British motorway linking London with Birmingham and the West Midlands.
-
E.
M-20
M-20 is a state trunkline highway in Michigan that runs east–west across the central part of the state, connecting communities such as Midland to the broader regional road network.
- 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: M-40 Target entity description: M-40 is a state trunkline highway in Michigan that runs north–south through several counties, including Allegan County.
-
A.
M-45
M-45 is a major ring road in the Madrid metropolitan area that helps divert traffic around the city and connect several eastern suburbs.
-
B.
M-45
M-45 is a state highway in Michigan that runs east–west through the Grand Rapids area toward the Lake Michigan shoreline.
-
C.
M-46
M-46 is an east–west state trunkline highway in Michigan that spans much of the state's Lower Peninsula, connecting several communities across multiple counties.
-
D.
M40
M40 is a major British motorway linking London with Birmingham and the West Midlands.
-
E.
M-20
M-20 is a state trunkline highway in Michigan that runs east–west across the central part of the state, connecting communities such as Midland to the broader regional road network.
- F. None of above. chosen
Statements (17)
| Predicate | Object |
|---|---|
| instanceOf | state trunkline highway ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| hasAbbreviation | M-40 ⓘ |
| hasDirectionA | South ⓘ |
| hasDirectionB | North ⓘ |
| highwayNumber | 40 ⓘ |
| locatedIn | Michigan ⓘ |
| locatedInTimeZone | Eastern Time Zone ⓘ |
| maintainedBy | Michigan Department of Transportation ⓘ |
| orientation | north–south ⓘ |
| passesThrough |
Allegan County
ⓘ
Kalamazoo County ⓘ
linked to:
Kalamazoo County, Michigan
Ottawa County ⓘ
linked to:
Ottawa County, Michigan
Van Buren County ⓘ |
| roadSurface | paved ⓘ |
| routeType | state highway ⓘ |
| stateHighwaySystem |
Michigan State Trunkline Highway System
ⓘ
linked to:
Michigan state trunkline highway system
|
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: M-40 Description of subject: M-40 is a state trunkline highway in Michigan that runs north–south through several counties, including Allegan County.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.