National Park Service NHL database
E68017
The National Park Service NHL database is an official online repository that provides detailed information and documentation on all designated National Historic Landmarks in the United States.
All labels observed (3)
| Label | Occurrences |
|---|---|
| National Park Service NHL database canonical | 2 |
| National Park Service National Historic Landmarks database | 2 |
| National Park Service NRHP database | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T541597 — 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 Park Service NHL database Context triple: [National Historic Landmark, recordedIn, National Park Service NHL database]
-
A.
National Historical Parks of the United States
National Historical Parks of the United States are protected areas managed by the National Park Service that preserve and interpret sites of major historical significance across the nation.
-
B.
Historic American Landscapes Survey
The Historic American Landscapes Survey is a federal program that documents and preserves significant historic landscapes across the United States through detailed records, drawings, and photographs.
-
C.
Letchworth State Park
Letchworth State Park is a renowned New York state park often called the "Grand Canyon of the East," known for its dramatic gorge, waterfalls, and scenic hiking trails.
-
D.
National Register of Historic Places
The National Register of Historic Places is the United States' official federal list of districts, sites, buildings, structures, and objects deemed worthy of preservation for their historical, architectural, or cultural significance.
-
E.
Centre des monuments nationaux
The Centre des monuments nationaux is a French public institution responsible for managing, preserving, and opening to the public many of France’s most important historic monuments and sites.
- 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 Park Service NHL database Target entity description: The National Park Service NHL database is an official online repository that provides detailed information and documentation on all designated National Historic Landmarks in the United States.
-
A.
National Historical Parks of the United States
National Historical Parks of the United States are protected areas managed by the National Park Service that preserve and interpret sites of major historical significance across the nation.
-
B.
Historic American Landscapes Survey
The Historic American Landscapes Survey is a federal program that documents and preserves significant historic landscapes across the United States through detailed records, drawings, and photographs.
-
C.
Letchworth State Park
Letchworth State Park is a renowned New York state park often called the "Grand Canyon of the East," known for its dramatic gorge, waterfalls, and scenic hiking trails.
-
D.
National Register of Historic Places
The National Register of Historic Places is the United States' official federal list of districts, sites, buildings, structures, and objects deemed worthy of preservation for their historical, architectural, or cultural significance.
-
E.
Centre des monuments nationaux
The Centre des monuments nationaux is a French public institution responsible for managing, preserving, and opening to the public many of France’s most important historic monuments and sites.
- F. None of above. chosen
Statements (34)
| Predicate | Object |
|---|---|
| instanceOf |
cultural heritage database
ⓘ
online database ⓘ |
| accessMode | online ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| dataType |
metadata about historic properties
ⓘ
textual records ⓘ |
| focusesOn |
National Historic Landmark
ⓘ
surface form:
National Historic Landmarks in the United States
|
| hasAuthorityStatus | official federal government resource ⓘ |
| hasContent |
National Historic Landmark
ⓘ
surface form:
National Historic Landmarks
|
| hasCoverage |
historic buildings
ⓘ
historic districts ⓘ objects designated as National Historic Landmarks ⓘ sites ⓘ structures ⓘ |
| isOfficialDatabaseOf |
National Historic Landmark
ⓘ
surface form:
National Historic Landmarks program
|
| language | English ⓘ |
| maintainedBy | National Park Service ⓘ |
| operatedBy |
United States Department of the Interior
ⓘ
surface form:
U.S. Department of the Interior
|
| partOf | National Park Service cultural resources information systems ⓘ |
| provides |
designation data for National Historic Landmarks
ⓘ
detailed information on designated National Historic Landmarks ⓘ location information for National Historic Landmarks ⓘ official documentation on National Historic Landmarks ⓘ reference information for researchers and the public ⓘ summary descriptions of National Historic Landmarks ⓘ |
| relatedTo | National Register of Historic Places ⓘ |
| scope | all designated National Historic Landmarks in the United States ⓘ |
| subjectArea |
cultural heritage
ⓘ
historic preservation ⓘ historic sites ⓘ |
| usedBy |
general public
ⓘ
historians ⓘ preservation professionals ⓘ researchers ⓘ |
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 Park Service NHL database Description of subject: The National Park Service NHL database is an official online repository that provides detailed information and documentation on all designated National Historic Landmarks in the United States.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
National Historic Landmark
this entity surface form:
National Park Service National Historic Landmarks database
National Register of Historic Places in Chemung County, New York
→
hasOnlineListing
→
National Park Service NHL database
ⓘ
this entity surface form:
National Park Service NRHP database
National Historic Landmarks in Georgia (U.S. state)
→
describedBySource
→
National Park Service NHL database
ⓘ
this entity surface form:
National Park Service National Historic Landmarks database