Porte des Morts (Death's Door) strait
E371371
Porte des Morts (Death's Door) is a notoriously treacherous strait in Lake Michigan, off the tip of Wisconsin’s Door Peninsula, long feared for its dangerous currents, shipwrecks, and maritime legends.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Porte des Morts (Death's Door) strait canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3603335 — 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: Porte des Morts (Death's Door) strait Context triple: [Door Peninsula, adjacentTo, Porte des Morts (Death's Door) strait]
-
A.
Peril Strait
Peril Strait is a narrow, island-dotted waterway in the Alexander Archipelago of southeastern Alaska, known for its strong currents and challenging navigation.
-
B.
Friza Strait
Friza Strait is a sea passage located among Russia’s Kuril Islands in the northwest Pacific Ocean.
-
C.
Tanon Strait
Tanon Strait is a narrow body of water in the central Philippines that separates the islands of Negros and Cebu and is known for its rich marine biodiversity.
-
D.
Makanrushi Strait
Makanrushi Strait is a sea passage in the Kuril Islands chain, separating the island of Makanrushi from its neighboring islands in the northwest Pacific Ocean.
-
E.
Mycale Strait
Mycale Strait is a narrow channel of the Aegean Sea between the Greek island of Samos and the Turkish mainland, known for its historical and strategic significance in ancient maritime routes.
- 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: Porte des Morts (Death's Door) strait Target entity description: Porte des Morts (Death's Door) is a notoriously treacherous strait in Lake Michigan, off the tip of Wisconsin’s Door Peninsula, long feared for its dangerous currents, shipwrecks, and maritime legends.
-
A.
Peril Strait
Peril Strait is a narrow, island-dotted waterway in the Alexander Archipelago of southeastern Alaska, known for its strong currents and challenging navigation.
-
B.
Friza Strait
Friza Strait is a sea passage located among Russia’s Kuril Islands in the northwest Pacific Ocean.
-
C.
Tanon Strait
Tanon Strait is a narrow body of water in the central Philippines that separates the islands of Negros and Cebu and is known for its rich marine biodiversity.
-
D.
Makanrushi Strait
Makanrushi Strait is a sea passage in the Kuril Islands chain, separating the island of Makanrushi from its neighboring islands in the northwest Pacific Ocean.
-
E.
Mycale Strait
Mycale Strait is a narrow channel of the Aegean Sea between the Greek island of Samos and the Turkish mainland, known for its historical and strategic significance in ancient maritime routes.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
body of water
ⓘ
geographic feature ⓘ strait ⓘ |
| alsoKnownAs |
Death’s Door
ⓘ
surface form:
Death's Door
|
| associatedWith |
Great Lakes waterway
ⓘ
surface form:
Great Lakes shipping
commercial navigation ⓘ recreational boating ⓘ |
| connects |
Green Bay
ⓘ
Lake Michigan ⓘ
surface form:
Lake Michigan proper
|
| country |
United States of America
ⓘ
surface form:
United States
|
| hasEtymologyLinkedTo | reports of many deaths in the passage ⓘ |
| hasFeature |
frequent fog
ⓘ
rocky shoals ⓘ strong currents ⓘ variable water depths ⓘ |
| hasHazard |
high waves
ⓘ
ice in winter ⓘ shifting sandbars ⓘ submerged rocks ⓘ |
| hasNameMeaning |
Death’s Door
ⓘ
surface form:
Door of the Dead
|
| hasNameOriginLanguage | French ⓘ |
| hasNavigationAid |
Pilot Island Light
ⓘ
Plum Island Range Lights ⓘ |
| hasNearbyIsland |
Detroit Island
ⓘ
Pilot Island NERFINISHED ⓘ Plum Island, New York ⓘ
surface form:
Plum Island
Washington Island ⓘ |
| hasReputationFor |
dangerous currents
ⓘ
maritime legends ⓘ shipwrecks ⓘ sudden storms ⓘ treacherous navigation ⓘ |
| isPartOf |
Great Lakes waterway
ⓘ
surface form:
Great Lakes waterway system
|
| isSubjectOf |
local Native American legends
ⓘ
maritime history studies ⓘ |
| isUsedBy |
Washington Island Ferry Line
ⓘ
surface form:
Washington Island Ferry
|
| knownFor |
danger to small craft
ⓘ
local maritime folklore ⓘ numerous shipwrecks ⓘ |
| locatedAtTipOf |
Door Peninsula region
ⓘ
surface form:
Door Peninsula
|
| locatedIn |
Lake Michigan
ⓘ
United States of America ⓘ
surface form:
United States
Wisconsin ⓘ |
| partOf |
Door County
ⓘ
Great Lakes ⓘ |
| separates |
Door Peninsula region
ⓘ
surface form:
Door Peninsula
Washington Island ⓘ |
| state | Wisconsin ⓘ |
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: Porte des Morts (Death's Door) strait Description of subject: Porte des Morts (Death's Door) is a notoriously treacherous strait in Lake Michigan, off the tip of Wisconsin’s Door Peninsula, long feared for its dangerous currents, shipwrecks, and maritime legends.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Door Peninsula