U.S. 1A
E383182
U.S. 1A is an alternate U.S. Highway in Maine that serves as a parallel or business route to U.S. Route 1 through several coastal communities.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T2905825 — 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. 1A Context triple: [U.S. Route 1A (Maine), isSignedAs, U.S. 1A]
-
A.
U.S. Route 12
U.S. Route 12 is a major east–west United States highway that stretches from the Pacific Northwest to the Great Lakes region, connecting numerous cities and rural areas across the northern part of the country.
-
B.
U.S. Route 5
U.S. Route 5 is a major north–south United States highway running through New England, primarily paralleling the Connecticut River from Connecticut to the Canadian border.
-
C.
U.S. Route 2
U.S. Route 2 is a major east–west United States highway that runs across the northern part of the country, stretching from the Great Lakes region to northern New England.
-
D.
U.S. Route 3
U.S. Route 3 is a north–south United States highway running through Massachusetts and New Hampshire, connecting the Boston metropolitan area with the New Hampshire Lakes Region and beyond.
-
E.
U.S. Route 20
U.S. Route 20 is a major east–west United States highway that stretches from the Pacific Northwest to New England, serving as one of the longest roads in the national highway system.
- 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. 1A Target entity description: U.S. 1A is an alternate U.S. Highway in Maine that serves as a parallel or business route to U.S. Route 1 through several coastal communities.
-
A.
U.S. Route 12
U.S. Route 12 is a major east–west United States highway that stretches from the Pacific Northwest to the Great Lakes region, connecting numerous cities and rural areas across the northern part of the country.
-
B.
U.S. Route 5
U.S. Route 5 is a major north–south United States highway running through New England, primarily paralleling the Connecticut River from Connecticut to the Canadian border.
-
C.
U.S. Route 2
U.S. Route 2 is a major east–west United States highway that runs across the northern part of the country, stretching from the Great Lakes region to northern New England.
-
D.
U.S. Route 3
U.S. Route 3 is a north–south United States highway running through Massachusetts and New Hampshire, connecting the Boston metropolitan area with the New Hampshire Lakes Region and beyond.
-
E.
U.S. Route 20
U.S. Route 20 is a major east–west United States highway that stretches from the Pacific Northwest to New England, serving as one of the longest roads in the national highway system.
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf | alternate U.S. Highway ⓘ |
| category |
Alternate U.S. Highways
ⓘ
U.S. Highways in Maine ⓘ |
| connectsTo | local business districts along U.S. Route 1 (Maine) ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| designation |
US 1A
ⓘ
linked to:
U.S. 1A
|
| follows | Atlantic coast corridor in Maine ⓘ |
| hasRouteNumber | 1A ⓘ |
| highwaySystem |
U.S. Highway System
ⓘ
linked to:
United States Numbered Highway System
|
| locatedIn | coastal Maine communities ⓘ |
| maintainedBy | Maine Department of Transportation ⓘ |
| parallels |
U.S. Route 1 (Maine)
ⓘ
linked to:
U.S. Route 1 in Maine
|
| partOf | United States Numbered Highway System ⓘ |
| routeType |
alternate route
ⓘ
business route ⓘ |
| servesAs |
business route for U.S. Route 1 (Maine)
ⓘ
parallel route to U.S. Route 1 (Maine) ⓘ |
| state | Maine ⓘ |
| usedFor |
access to coastal communities
ⓘ
local traffic ⓘ |
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. 1A Description of subject: U.S. 1A is an alternate U.S. Highway in Maine that serves as a parallel or business route to U.S. Route 1 through several coastal communities.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
U.S. Route 1A