Porte des Morts Passage
E76310
Porte des Morts Passage is a notoriously treacherous strait in Lake Michigan, off the tip of Wisconsin’s Door Peninsula, known for its dangerous currents, shipwrecks, and maritime legends.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Porte des Morts Passage canonical | 4 |
| Porte des Morts (Death’s Door) passage | 1 |
| Porte des Morts Passage (French) | 1 |
| named after Porte des Morts (Death's Door) passage | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T609295 — 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 Passage Context triple: [Washington Island, separatedBy, Porte des Morts Passage]
-
A.
Porte Dauphine
Porte Dauphine is a Paris Métro station on Line 2, located near the Bois de Boulogne in the 16th arrondissement of Paris.
-
B.
Pont de l’Alma
Pont de l’Alma is a notable road bridge in Paris, France, best known for its location near the site of Princess Diana’s fatal 1997 car crash and for its iconic Zouave statue used as an informal flood gauge.
-
C.
Pont Neuf
Pont Neuf is the oldest standing bridge in Paris, renowned for its historic stone arches and its role linking the Île de la Cité with both banks of the city.
-
D.
Pont de la Concorde
Pont de la Concorde is a historic stone arch bridge in central Paris that links the Place de la Concorde to the Left Bank across the River Seine.
-
E.
Place de la Bastille
Place de la Bastille is a historic square in Paris, France, known as the former site of the Bastille prison and a symbolic landmark of the French Revolution.
- 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 Passage Target entity description: Porte des Morts Passage is a notoriously treacherous strait in Lake Michigan, off the tip of Wisconsin’s Door Peninsula, known for its dangerous currents, shipwrecks, and maritime legends.
-
A.
Porte Dauphine
Porte Dauphine is a Paris Métro station on Line 2, located near the Bois de Boulogne in the 16th arrondissement of Paris.
-
B.
Pont de l’Alma
Pont de l’Alma is a notable road bridge in Paris, France, best known for its location near the site of Princess Diana’s fatal 1997 car crash and for its iconic Zouave statue used as an informal flood gauge.
-
C.
Pont Neuf
Pont Neuf is the oldest standing bridge in Paris, renowned for its historic stone arches and its role linking the Île de la Cité with both banks of the city.
-
D.
Pont de la Concorde
Pont de la Concorde is a historic stone arch bridge in central Paris that links the Place de la Concorde to the Left Bank across the River Seine.
-
E.
Place de la Bastille
Place de la Bastille is a historic square in Paris, France, known as the former site of the Bastille prison and a symbolic landmark of the French Revolution.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
geographic feature
ⓘ
strait ⓘ |
| adjacentTo |
Door County shoreline
ⓘ
Washington Island shoreline ⓘ |
| associatedWith |
Native American legends
ⓘ
shipwreck diving ⓘ |
| coastType | rocky shoreline ⓘ |
| connects |
Green Bay, Wisconsin
ⓘ
surface form:
Green Bay
open waters of Lake Michigan ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasAlternativeName |
Death’s Door
ⓘ
Death’s Door ⓘ
surface form:
Death’s Door Passage
|
| hasFeature |
frequent fog
ⓘ
rapidly changing weather ⓘ rocky outcrops ⓘ shoals ⓘ strong currents ⓘ |
| hasReputation | one of the most dangerous waterways on the Great Lakes ⓘ |
| hasShipwrecks |
Great Lakes schooners
ⓘ
barges ⓘ steamships ⓘ |
| isSubjectOf |
local folklore
ⓘ
maritime history studies ⓘ shipwreck surveys ⓘ |
| knownFor |
dangerous currents
ⓘ
hazardous weather conditions ⓘ maritime legends ⓘ shipwrecks ⓘ treacherous navigation ⓘ |
| locatedIn |
Door County
ⓘ
Lake Michigan ⓘ United States of America ⓘ
surface form:
United States
Wisconsin ⓘ |
| locatedOff |
Door Peninsula region
ⓘ
surface form:
Door Peninsula
|
| nameLanguage | French ⓘ |
| nameMeaning | Death’s Door ⓘ |
| navigationHazardFor |
commercial vessels
ⓘ
recreational boats ⓘ |
| near |
Washington Island Ferry Line
ⓘ
surface form:
Washington Island Ferry route
|
| partOf |
Door County maritime landscape
ⓘ
Great Lakes waterway system ⓘ |
| region | Door Peninsula region ⓘ |
| separates |
Door Peninsula region
ⓘ
surface form:
Door Peninsula
Washington Island ⓘ |
| state | Wisconsin ⓘ |
| tourismAttractionType | maritime heritage site ⓘ |
| usedBy |
Washington Island Ferry Line
ⓘ
surface form:
Washington Island Ferry
|
| waterBody | Lake Michigan ⓘ |
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 Passage Description of subject: Porte des Morts Passage is a notoriously treacherous strait in Lake Michigan, off the tip of Wisconsin’s Door Peninsula, known for its dangerous currents, shipwrecks, and maritime legends.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Door Peninsula
this entity surface form:
named after Porte des Morts (Death's Door) passage
this entity surface form:
Porte des Morts Passage (French)
this entity surface form:
Porte des Morts (Death’s Door) passage