National Trails System units
E15998
National Trails System units are federally designated long-distance trails in the United States that preserve scenic, historic, and recreational routes across diverse landscapes.
All labels observed (7)
| Label | Occurrences |
|---|---|
| National Trails System | 15 |
| National Scenic Trails | 5 |
| National Scenic Trail | 4 |
| United States National Trails System | 4 |
| National Trails System (United States) | 2 |
| U.S. National Trails System | 2 |
| National Trails System units canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T136890 — 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: National Trails System units Context triple: [National Park Service, responsibleFor, National Trails System units]
-
A.
National Recreation Trail
A National Recreation Trail is a federally recognized trail in the United States designated for its outstanding recreation opportunities and contribution to public access and enjoyment of the outdoors.
-
B.
U.S. National Historic Site
A U.S. National Historic Site is a federally protected area recognized for its exceptional historical significance and preserved for public education and interpretation.
-
C.
U.S. National Monument
A U.S. National Monument is a federally protected area in the United States designated to preserve significant natural, cultural, or historical features, often established by presidential proclamation.
-
D.
National Park Service
The National Park Service is a U.S. federal agency responsible for preserving and managing national parks, monuments, and other protected historic and natural sites across the country.
-
E.
Appalachian Trail
The Appalachian Trail is a famous long-distance hiking footpath in the eastern United States that stretches over 2,000 miles from Georgia to Maine through diverse mountain and forest landscapes.
- 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: National Trails System units Target entity description: National Trails System units are federally designated long-distance trails in the United States that preserve scenic, historic, and recreational routes across diverse landscapes.
-
A.
National Recreation Trail
A National Recreation Trail is a federally recognized trail in the United States designated for its outstanding recreation opportunities and contribution to public access and enjoyment of the outdoors.
-
B.
U.S. National Historic Site
A U.S. National Historic Site is a federally protected area recognized for its exceptional historical significance and preserved for public education and interpretation.
-
C.
U.S. National Monument
A U.S. National Monument is a federally protected area in the United States designated to preserve significant natural, cultural, or historical features, often established by presidential proclamation.
-
D.
National Park Service
The National Park Service is a U.S. federal agency responsible for preserving and managing national parks, monuments, and other protected historic and natural sites across the country.
-
E.
Appalachian Trail
The Appalachian Trail is a famous long-distance hiking footpath in the eastern United States that stretches over 2,000 miles from Georgia to Maine through diverse mountain and forest landscapes.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
federally designated long-distance trails system
ⓘ
protected area network ⓘ |
| administeredBy |
U.S. Bureau of Land Management
ⓘ
surface form:
Bureau of Land Management
National Park Service ⓘ U.S. Fish and Wildlife Service ⓘ U.S. Forest Service ⓘ local agencies ⓘ nonprofit trail organizations ⓘ state agencies ⓘ |
| benefit |
heritage tourism
ⓘ
outdoor recreation economy ⓘ |
| conservationRole |
protect cultural resources
ⓘ
protect historic routes and sites ⓘ protect scenic landscapes ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| designatedBy |
United States Congress
ⓘ
federal agencies ⓘ |
| designationType |
National Historic Trail
ⓘ
National Recreation Trail ⓘ National Trails System units self-linksurface differs ⓘ
surface form:
National Scenic Trail
connecting or side trail ⓘ |
| feature |
camping areas
ⓘ
interpretive sites ⓘ long-distance trail corridors ⓘ trailheads ⓘ wayfinding signs and markers ⓘ |
| governedBy | National Trails System Act management policies ⓘ |
| hasPart |
National Historic Trail
ⓘ
surface form:
National Historic Trails
National Recreation Trail ⓘ
surface form:
National Recreation Trails
National Trails System units self-linksurface differs ⓘ
surface form:
National Scenic Trails
connecting and side trails ⓘ |
| hasScope | national-scale trail networks ⓘ |
| legalBasis |
National Trails System Act
ⓘ
surface form:
National Trails System Act of 1968
|
| managedThrough | cooperative agreements with partners ⓘ |
| partOf |
National Trails System units
self-linksurface differs
ⓘ
surface form:
National Trails System
|
| purpose |
preserve historic routes
ⓘ
preserve scenic routes ⓘ promote public access to outdoor recreation ⓘ provide recreational opportunities ⓘ |
| supportsActivity |
backpacking
ⓘ
bicycling ⓘ cross-country skiing ⓘ hiking ⓘ horseback riding ⓘ |
| traverses |
federal lands
ⓘ
local government lands ⓘ private lands ⓘ state lands ⓘ |
| typicalLength | hundreds to thousands of miles ⓘ |
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: National Trails System units Description of subject: National Trails System units are federally designated long-distance trails in the United States that preserve scenic, historic, and recreational routes across diverse landscapes.
Referenced by (33)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
U.S. National Trails System
this entity surface form:
National Trails System
this entity surface form:
National Scenic Trail
this entity surface form:
National Scenic Trails
this entity surface form:
National Scenic Trail
this entity surface form:
U.S. National Trails System
this entity surface form:
National Trails System
this entity surface form:
National Scenic Trails
National Trails System units
→
designationType
→
National Trails System units
self-linksurface differs
ⓘ
this entity surface form:
National Scenic Trail
this entity surface form:
National Trails System
this entity surface form:
National Scenic Trails
subject surface form:
Pacific Crest Trail
this entity surface form:
National Trails System
this entity surface form:
National Trails System
this entity surface form:
National Trails System
this entity surface form:
National Scenic Trails
this entity surface form:
United States National Trails System
this entity surface form:
National Scenic Trail
this entity surface form:
National Trails System
this entity surface form:
United States National Trails System
this entity surface form:
United States National Trails System
subject surface form:
National Conservation Lands
this entity surface form:
National Scenic Trails
this entity surface form:
National Trails System
this entity surface form:
United States National Trails System
this entity surface form:
National Trails System
this entity surface form:
National Trails System
this entity surface form:
National Trails System (United States)
this entity surface form:
National Trails System
this entity surface form:
National Trails System
this entity surface form:
National Trails System
this entity surface form:
National Trails System
this entity surface form:
National Trails System
this entity surface form:
National Trails System (United States)