Maine State Route 291
E524776
Maine State Route 291 is a short state highway in Maine that serves as a connector route within the state’s numbered highway network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Maine State Route 291 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1527165 — 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: Maine State Route 291 Context triple: [Maine State Route system, hasComponent, Maine State Route 291]
-
A.
Maine State Route 290
Maine State Route 290 is a short state highway in Maine that serves as part of the state’s numbered route network, connecting local roads and communities within its designated region.
-
B.
Maine State Route 239
Maine State Route 239 is a short state highway in Maine that serves as a connector route within the state’s numbered highway network.
-
C.
Maine State Route 209
Maine State Route 209 is a state highway in Maine that runs through Sagadahoc County, connecting the city of Bath to coastal communities including Phippsburg and Popham Beach.
-
D.
Maine State Route 229
Maine State Route 229 is a short state highway in Maine that serves as a connector route near the Canadian border in the eastern part of the state.
-
E.
Maine State Route 281
Maine State Route 281 is a short state highway in Maine that serves as a connector route within the state’s numbered highway 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: Maine State Route 291 Target entity description: Maine State Route 291 is a short state highway in Maine that serves as a connector route within the state’s numbered highway network.
-
A.
Maine State Route 290
Maine State Route 290 is a short state highway in Maine that serves as part of the state’s numbered route network, connecting local roads and communities within its designated region.
-
B.
Maine State Route 239
Maine State Route 239 is a short state highway in Maine that serves as a connector route within the state’s numbered highway network.
-
C.
Maine State Route 209
Maine State Route 209 is a state highway in Maine that runs through Sagadahoc County, connecting the city of Bath to coastal communities including Phippsburg and Popham Beach.
-
D.
Maine State Route 229
Maine State Route 229 is a short state highway in Maine that serves as a connector route near the Canadian border in the eastern part of the state.
-
E.
Maine State Route 281
Maine State Route 281 is a short state highway in Maine that serves as a connector route within the state’s numbered highway network.
- F. None of above. chosen
Statements (19)
| Predicate | Object |
|---|---|
| instanceOf | state highway ⓘ |
| abbreviation |
ME 291
ⓘ
SR 291 ⓘ |
| access | public road ⓘ |
| category |
Roads in Maine
ⓘ
State highways in Maine ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| function | connector route ⓘ |
| hasNumberedDesignation | 291 ⓘ |
| highwaySystem |
Maine State Route System
ⓘ
linked to:
Maine State Route system
|
| isPartOf | Maine numbered highway network ⓘ |
| locatedIn |
Maine
ⓘ
New England ⓘ Northeastern United States ⓘ |
| maintainedBy | Maine Department of Transportation ⓘ |
| paved | yes ⓘ |
| roadType | state route ⓘ |
| routeNumber | 291 ⓘ |
| state | Maine ⓘ |
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: Maine State Route 291 Description of subject: Maine State Route 291 is a short state highway in Maine that serves as a connector route within the state’s numbered highway network.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.