Tillamook Rock Lighthouse
E664781
Tillamook Rock Lighthouse is a historic, decommissioned lighthouse perched on a rugged offshore rock along the Oregon coast, famed for its isolation and harsh weather conditions.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tillamook Rock Lighthouse canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7414112 — 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: Tillamook Rock Lighthouse Context triple: [Ecola State Park, overlooks, Tillamook Rock Lighthouse]
-
A.
Cape Meares Lighthouse
Cape Meares Lighthouse is a historic, cliff-top beacon on the northern Oregon Coast known for its distinctive short tower and panoramic views of the Pacific Ocean.
-
B.
Yaquina Head Lighthouse
Yaquina Head Lighthouse is a historic, still-operating beacon near Newport that is the tallest lighthouse on the Oregon Coast and a popular coastal landmark.
-
C.
Yaquina Bay Lighthouse
Yaquina Bay Lighthouse is a historic 19th-century coastal lighthouse in Newport, Oregon, notable for being one of the oldest standing structures on the Oregon coast and a popular tourist attraction.
-
D.
Hooper Strait Lighthouse
Hooper Strait Lighthouse is a historic screw-pile lighthouse from the Chesapeake Bay, preserved as a museum exhibit showcasing 19th-century maritime navigation and coastal life.
-
E.
Sankaty Head Light
Sankaty Head Light is a historic lighthouse on the eastern shore of Nantucket, Massachusetts, known for guiding ships along the treacherous waters off the island since the mid-19th century.
- 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: Tillamook Rock Lighthouse Target entity description: Tillamook Rock Lighthouse is a historic, decommissioned lighthouse perched on a rugged offshore rock along the Oregon coast, famed for its isolation and harsh weather conditions.
-
A.
Cape Meares Lighthouse
Cape Meares Lighthouse is a historic, cliff-top beacon on the northern Oregon Coast known for its distinctive short tower and panoramic views of the Pacific Ocean.
-
B.
Yaquina Head Lighthouse
Yaquina Head Lighthouse is a historic, still-operating beacon near Newport that is the tallest lighthouse on the Oregon Coast and a popular coastal landmark.
-
C.
Yaquina Bay Lighthouse
Yaquina Bay Lighthouse is a historic 19th-century coastal lighthouse in Newport, Oregon, notable for being one of the oldest standing structures on the Oregon coast and a popular tourist attraction.
-
D.
Hooper Strait Lighthouse
Hooper Strait Lighthouse is a historic screw-pile lighthouse from the Chesapeake Bay, preserved as a museum exhibit showcasing 19th-century maritime navigation and coastal life.
-
E.
Sankaty Head Light
Sankaty Head Light is a historic lighthouse on the eastern shore of Nantucket, Massachusetts, known for guiding ships along the treacherous waters off the island since the mid-19th century.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
decommissioned lighthouse
ⓘ
historic site ⓘ lighthouse ⓘ |
| accessibleToPublic | no ⓘ |
| addedToRegister | National Register of Historic Places NERFINISHED ⓘ |
| architect | Paul J. Pelz NERFINISHED ⓘ |
| associatedWithEvent | shipwreck of the Lupatia (1881) ⓘ |
| builder | John Trewavas (construction superintendent) NERFINISHED ⓘ |
| constructionStartDate | 1879 ⓘ |
| coordinates | 45.936°N 124.015°W ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| decommissioned | 1957 ⓘ |
| distanceFromShore | about 1.2 miles ⓘ |
| elevationAboveSeaLevel | about 62 feet ⓘ |
| firstLit | 1881-01-21 ⓘ |
| focalHeight | 41 m ⓘ |
| functionAfterDecommissioning | columbarium ⓘ |
| hasFeature |
attached keeper’s quarters
ⓘ
stone tower ⓘ |
| height | 21 m ⓘ |
| heritageDesignation |
National Register of Historic Places
ⓘ
surface form:
National Register of Historic Places listing
|
| inception | 1881 ⓘ |
| knownFor |
difficult construction
ⓘ
harsh weather conditions ⓘ isolation ⓘ |
| laterManagedBy |
United States Coast Guard
NERFINISHED
ⓘ
United States Lighthouse Service NERFINISHED ⓘ |
| lightCharacteristic | Flashing white ⓘ |
| lightStatus | inactive ⓘ |
| locatedIn |
Clatsop County, Oregon
NERFINISHED
ⓘ
Oregon ⓘ Pacific Ocean ⓘ |
| locatedNear |
Cannon Beach, Oregon
NERFINISHED
ⓘ
Ecola State Park NERFINISHED ⓘ |
| locatedOffCoastOf | Oregon coast NERFINISHED ⓘ |
| locatedOn | Tillamook Rock NERFINISHED ⓘ |
| locatedOnGeologicalFeature | sea stack ⓘ |
| managingOrganization | United States Lighthouse Board NERFINISHED ⓘ |
| materialUsed |
concrete
ⓘ
stone ⓘ |
| nearestCity | Cannon Beach, Oregon NERFINISHED ⓘ |
| nicknamed | Terrible Tilly NERFINISHED ⓘ |
| NRHPListingDate | 1978-12-31 ⓘ |
| NRHPReferenceNumber | 78002287 ⓘ |
| ocean | Pacific Ocean ⓘ |
| partOf | Oregon Islands National Wildlife Refuge NERFINISHED ⓘ |
| range | 18 nautical miles ⓘ |
| region | Pacific Northwest ⓘ |
| subjectOf | maritime history of the Pacific Northwest ⓘ |
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: Tillamook Rock Lighthouse Description of subject: Tillamook Rock Lighthouse is a historic, decommissioned lighthouse perched on a rugged offshore rock along the Oregon coast, famed for its isolation and harsh weather conditions.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.