Clark’s Dismal Nitch Unit
E482023
Clark’s Dismal Nitch Unit is a protected shoreline site within Lewis and Clark National Historical Park commemorating the expedition’s storm-bound encampment near the mouth of the Columbia River.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Clark’s Dismal Nitch Unit canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4963318 — 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: Clark’s Dismal Nitch Unit Context triple: [Lewis and Clark National Historical Park, hasPart, Clark’s Dismal Nitch Unit]
-
A.
Cliff House site
The Cliff House site is a historic coastal landmark area in San Francisco overlooking the Pacific Ocean, long known for its seaside resort, scenic views, and proximity to Ocean Beach.
-
B.
Val-Kill Cottage
Val-Kill Cottage is the modest stone house in Hyde Park, New York, that served as Eleanor Roosevelt’s primary residence and retreat, now preserved as part of a National Historic Site.
-
C.
Scargo Hill
Scargo Hill is a prominent natural elevation on Cape Cod in Barnstable County, Massachusetts, known for its scenic views and the historic Scargo Tower at its summit.
-
D.
Murney Tower
Murney Tower is a 19th-century stone Martello tower and National Historic Site that forms part of the historic waterfront fortifications in Kingston, Ontario.
-
E.
Coogan's Hollow
Coogan's Hollow is the low-lying area in Upper Manhattan that historically surrounded the Polo Grounds baseball stadium.
- 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: Clark’s Dismal Nitch Unit Target entity description: Clark’s Dismal Nitch Unit is a protected shoreline site within Lewis and Clark National Historical Park commemorating the expedition’s storm-bound encampment near the mouth of the Columbia River.
-
A.
Cliff House site
The Cliff House site is a historic coastal landmark area in San Francisco overlooking the Pacific Ocean, long known for its seaside resort, scenic views, and proximity to Ocean Beach.
-
B.
Val-Kill Cottage
Val-Kill Cottage is the modest stone house in Hyde Park, New York, that served as Eleanor Roosevelt’s primary residence and retreat, now preserved as part of a National Historic Site.
-
C.
Scargo Hill
Scargo Hill is a prominent natural elevation on Cape Cod in Barnstable County, Massachusetts, known for its scenic views and the historic Scargo Tower at its summit.
-
D.
Murney Tower
Murney Tower is a 19th-century stone Martello tower and National Historic Site that forms part of the historic waterfront fortifications in Kingston, Ontario.
-
E.
Coogan's Hollow
Coogan's Hollow is the low-lying area in Upper Manhattan that historically surrounded the Polo Grounds baseball stadium.
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf |
historic site
ⓘ
protected area ⓘ shoreline site ⓘ |
| commemorates | storm-bound encampment of the Lewis and Clark Expedition ⓘ |
| hasActivity |
historical interpretation
ⓘ
recreation ⓘ sightseeing ⓘ |
| hasFeature |
interpretive signage
ⓘ
viewpoints of the Columbia River ⓘ |
| hasHeritage | Lewis and Clark Expedition ⓘ |
| hasManagingOrganization | National Park Service ⓘ |
| hasNaturalFeature | Columbia River shoreline ⓘ |
| hasProtectionStatus | federally protected ⓘ |
| hasSignificance | records hardships of the Lewis and Clark Expedition near the Pacific coast ⓘ |
| hasTheme |
Lewis and Clark Corps of Discovery
ⓘ
linked to:
Lewis and Clark Expedition
early 19th-century exploration ⓘ |
| locatedIn |
Pacific Northwest
ⓘ
United States ⓘ
linked to:
United States of America
|
| locatedNear | mouth of the Columbia River ⓘ |
| partOf | Lewis and Clark National Historical Park ⓘ |
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: Clark’s Dismal Nitch Unit Description of subject: Clark’s Dismal Nitch Unit is a protected shoreline site within Lewis and Clark National Historical Park commemorating the expedition’s storm-bound encampment near the mouth of the Columbia River.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.