Waddell Creek watershed
E806435
The Waddell Creek watershed is a coastal drainage basin in the Santa Cruz Mountains of California, known for its redwood forests, waterfalls, and protected habitats within Big Basin Redwoods State Park.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Waddell Creek watershed canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T9557658 — 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: Waddell Creek watershed Context triple: [Skyline-to-the-Sea Trail, follows, Waddell Creek watershed]
-
A.
Cedar Creek watershed
Cedar Creek watershed is the drainage basin in southeastern Wisconsin that collects and channels surface water and runoff feeding into Cedar Creek and its connected aquatic ecosystems.
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B.
Opequon Creek watershed
The Opequon Creek watershed is a drainage basin in the Potomac River system that collects and channels water from parts of West Virginia and Virginia through Opequon Creek and its tributaries.
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C.
Mill Creek watershed
The Mill Creek watershed is the drainage basin that collects and channels all surface water flowing into Mill Creek and its tributaries, shaping the local hydrology and surrounding ecosystem.
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D.
Bull Run watershed
The Bull Run watershed is a drainage basin in northern Virginia whose streams and rivers, including Bull Run, shape the local hydrology and landscape around communities such as Manassas.
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E.
La Mesa Watershed
La Mesa Watershed is a protected forest and reservoir area in Quezon City that serves as a major source of drinking water and a key urban green space for Metro Manila.
- 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: Waddell Creek watershed Target entity description: The Waddell Creek watershed is a coastal drainage basin in the Santa Cruz Mountains of California, known for its redwood forests, waterfalls, and protected habitats within Big Basin Redwoods State Park.
-
A.
Cedar Creek watershed
Cedar Creek watershed is the drainage basin in southeastern Wisconsin that collects and channels surface water and runoff feeding into Cedar Creek and its connected aquatic ecosystems.
-
B.
Opequon Creek watershed
The Opequon Creek watershed is a drainage basin in the Potomac River system that collects and channels water from parts of West Virginia and Virginia through Opequon Creek and its tributaries.
-
C.
Mill Creek watershed
The Mill Creek watershed is the drainage basin that collects and channels all surface water flowing into Mill Creek and its tributaries, shaping the local hydrology and surrounding ecosystem.
-
D.
Bull Run watershed
The Bull Run watershed is a drainage basin in northern Virginia whose streams and rivers, including Bull Run, shape the local hydrology and landscape around communities such as Manassas.
-
E.
La Mesa Watershed
La Mesa Watershed is a protected forest and reservoir area in Quezon City that serves as a major source of drinking water and a key urban green space for Metro Manila.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
drainage basin
ⓘ
watershed ⓘ |
| adjacentTo | Pacific Coast Highway (California State Route 1) at its mouth ⓘ |
| containsFeature |
Waddell Beach
ⓘ
coastal lagoon at Waddell Creek mouth ⓘ redwood forests ⓘ waterfalls ⓘ |
| containsProtectedArea | Big Basin Redwoods State Park ⓘ |
| containsWatercourse |
East Waddell Creek
ⓘ
linked to:
Waddell Creek
Waddell Creek ⓘ West Waddell Creek ⓘ
linked to:
Waddell Creek
|
| drainsInto | Pacific Ocean ⓘ |
| ecoregion |
California Coast Ranges
ⓘ
linked to:
California Coast Ranges geologic province
|
| hasBiodiversity |
old-growth coast redwood stands
ⓘ
riparian wildlife corridors ⓘ salmonid habitat ⓘ |
| hasClimate | Mediterranean climate with coastal marine influence ⓘ |
| hasConservationStatus | partly protected within California State Park system ⓘ |
| hasGeomorphology |
coastal floodplain near creek mouth
ⓘ
steep forested canyons ⓘ |
| hasLandCover |
coastal redwood forest
ⓘ
coastal scrub ⓘ dune habitat ⓘ mixed evergreen forest ⓘ riparian habitat ⓘ |
| hasMouthAt | Pacific Ocean ⓘ |
| hasRecreation |
birdwatching
ⓘ
hiking ⓘ surfing at Waddell Beach ⓘ windsurfing at Waddell Beach ⓘ |
| hasTrail | Skyline-to-the-Sea Trail ⓘ |
| hydrologicUnitOf | Santa Cruz Mountains coastal drainages ⓘ |
| knownFor |
coastal scenery
ⓘ
protected habitats ⓘ redwood forests ⓘ waterfalls ⓘ |
| locatedIn |
California
ⓘ
linked to:
California, United States
Santa Cruz County, California ⓘ Santa Cruz Mountains ⓘ United States ⓘ
linked to:
United States of America
|
| partlyWithin | Big Basin Redwoods State Park ⓘ |
| partOf | Central California coastal watersheds ⓘ |
| supportsSpecies |
Douglas-fir (Pseudotsuga menziesii)
ⓘ
linked to:
Douglas fir
coast redwood (Sequoia sempervirens) ⓘ
linked to:
California redwood
riparian bird species ⓘ various salmonid fishes ⓘ |
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: Waddell Creek watershed Description of subject: The Waddell Creek watershed is a coastal drainage basin in the Santa Cruz Mountains of California, known for its redwood forests, waterfalls, and protected habitats within Big Basin Redwoods State Park.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.