Mattole Beach
E439988
Mattole Beach is a remote coastal area in Northern California known as a primary access point to the rugged, undeveloped Lost Coast.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mattole Beach canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T4439898 — 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: Mattole Beach Context triple: [Lost Coast Trail, northernTerminus, Mattole Beach]
-
A.
Moshup Beach
Moshup Beach is a scenic, surf-friendly shoreline in Aquinnah on Martha’s Vineyard, known for its dramatic clay cliffs, sunsets, and relatively undeveloped, natural setting.
-
B.
Qualicum Beach
Qualicum Beach is a small coastal town on eastern Vancouver Island in British Columbia, Canada, known for its sandy beaches, mild climate, and retirement-friendly community.
-
C.
Yaquina Bay
Yaquina Bay is a coastal estuary on the central Oregon coast known for its rich marine ecosystems, fisheries, and role as a hub for marine research and recreation.
-
D.
Neah Bay
Neah Bay is a small coastal community on the Makah Reservation at the northwestern tip of Washington State, known for its rich Native American heritage, fishing, and access to rugged Pacific Ocean scenery.
-
E.
Point Arena Cove
Point Arena Cove is a small, scenic coastal inlet on the Pacific Ocean near the town of Point Arena in Mendocino County, California, known for its rugged shoreline, surfing, and fishing.
- 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: Mattole Beach Target entity description: Mattole Beach is a remote coastal area in Northern California known as a primary access point to the rugged, undeveloped Lost Coast.
-
A.
Moshup Beach
Moshup Beach is a scenic, surf-friendly shoreline in Aquinnah on Martha’s Vineyard, known for its dramatic clay cliffs, sunsets, and relatively undeveloped, natural setting.
-
B.
Qualicum Beach
Qualicum Beach is a small coastal town on eastern Vancouver Island in British Columbia, Canada, known for its sandy beaches, mild climate, and retirement-friendly community.
-
C.
Yaquina Bay
Yaquina Bay is a coastal estuary on the central Oregon coast known for its rich marine ecosystems, fisheries, and role as a hub for marine research and recreation.
-
D.
Neah Bay
Neah Bay is a small coastal community on the Makah Reservation at the northwestern tip of Washington State, known for its rich Native American heritage, fishing, and access to rugged Pacific Ocean scenery.
-
E.
Point Arena Cove
Point Arena Cove is a small, scenic coastal inlet on the Pacific Ocean near the town of Point Arena in Mendocino County, California, known for its rugged shoreline, surfing, and fishing.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
beach
ⓘ
recreational area ⓘ |
| accessBy | Mattole Road ⓘ |
| campgroundOperator |
Bureau of Land Management
ⓘ
linked to:
U.S. Bureau of Land Management
|
| campingType | primitive camping ⓘ |
| characteristic |
remote
ⓘ
rugged ⓘ undeveloped ⓘ |
| climate | cool coastal climate ⓘ |
| coast | Pacific Ocean ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| county | Humboldt County ⓘ |
| distanceFromNearestTown | approximately 5 miles west of Petrolia ⓘ |
| hasCampground | Mattole Campground ⓘ |
| hasFeature |
black sand sections
ⓘ
driftwood ⓘ dunes ⓘ |
| hasHazard |
cold water
ⓘ
sneaker waves ⓘ strong surf ⓘ |
| hasTrailhead |
Lost Coast Trail (northern terminus)
ⓘ
linked to:
Lost Coast Trail
|
| hasWildlife |
migratory whales offshore
ⓘ
sea lions ⓘ seals ⓘ shorebirds ⓘ |
| locatedAt | mouth of the Mattole River ⓘ |
| locatedIn | King Range National Conservation Area ⓘ |
| locatedNear | Petrolia, California ⓘ |
| managedBy |
Bureau of Land Management
ⓘ
linked to:
U.S. Bureau of Land Management
|
| nearbyFacility |
Mattole River mouth parking area
ⓘ
linked to:
Mattole River mouth
picnic tables ⓘ primitive restrooms ⓘ |
| nearestTown | Petrolia ⓘ |
| partOf |
King Range National Conservation Area coastline
ⓘ
linked to:
King Range National Conservation Area
Lost Coast ⓘ
linked to:
Lost Coast region
|
| popularFor |
backpacking
ⓘ
beachcombing ⓘ hiking ⓘ wildlife viewing ⓘ |
| recreationManagement | King Range National Conservation Area regulations ⓘ |
| region | Northern California ⓘ |
| requires | self-sufficiency for visitors ⓘ |
| role | primary access point to the Lost Coast ⓘ |
| state |
California
ⓘ
linked to:
California, United States
|
| swimming | dangerous ⓘ |
| weather |
frequent fog
ⓘ
strong coastal winds ⓘ |
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: Mattole Beach Description of subject: Mattole Beach is a remote coastal area in Northern California known as a primary access point to the rugged, undeveloped Lost Coast.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.