Second Narrows
E256200
Second Narrows is a geographic strait or narrow water passage, known in Spanish as "Segunda Angostura," typically referring to a constricted section of a larger waterway.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Second Narrows canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2321558 — 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: Second Narrows Context triple: [Segunda Angostura, nameMeaning, Second Narrows]
-
A.
Tongass Narrows
Tongass Narrows is a coastal waterway in southeastern Alaska known for its busy marine traffic, seaplane operations, and role as the main channel adjacent to the city of Ketchikan.
-
B.
Prairie Portage
Prairie Portage is a remote canoe-entry point and border crossing between Ontario’s Quetico Provincial Park and Minnesota’s Boundary Waters Canoe Area Wilderness.
-
C.
Chappy Ferry
Chappy Ferry is a small passenger and vehicle ferry service that transports people between Martha’s Vineyard and nearby Chappaquiddick Island in Massachusetts.
-
D.
Mather Gorge
Mather Gorge is a dramatic, narrow canyon on the Potomac River known for its steep cliffs, powerful rapids, and scenic views near Great Falls.
-
E.
Fraser Canyon
Fraser Canyon is a dramatic, steep-walled river gorge in British Columbia, Canada, historically significant as a major corridor for transportation, settlement, and resource extraction.
- 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: Second Narrows Target entity description: Second Narrows is a geographic strait or narrow water passage, known in Spanish as "Segunda Angostura," typically referring to a constricted section of a larger waterway.
-
A.
Tongass Narrows
Tongass Narrows is a coastal waterway in southeastern Alaska known for its busy marine traffic, seaplane operations, and role as the main channel adjacent to the city of Ketchikan.
-
B.
Prairie Portage
Prairie Portage is a remote canoe-entry point and border crossing between Ontario’s Quetico Provincial Park and Minnesota’s Boundary Waters Canoe Area Wilderness.
-
C.
Chappy Ferry
Chappy Ferry is a small passenger and vehicle ferry service that transports people between Martha’s Vineyard and nearby Chappaquiddick Island in Massachusetts.
-
D.
Mather Gorge
Mather Gorge is a dramatic, narrow canyon on the Potomac River known for its steep cliffs, powerful rapids, and scenic views near Great Falls.
-
E.
Fraser Canyon
Fraser Canyon is a dramatic, steep-walled river gorge in British Columbia, Canada, historically significant as a major corridor for transportation, settlement, and resource extraction.
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf |
narrow water passage
ⓘ
strait ⓘ |
| affects |
currents
ⓘ
navigation conditions ⓘ |
| hasAlternativeName | Segunda Angostura ⓘ |
| hasCharacteristic |
constricted section
ⓘ
navigational passage ⓘ |
| hasEtymology | named for being the second narrow section along a waterway ⓘ |
| hasLanguageVariant |
English
ⓘ
Spanish ⓘ |
| hasProperty |
constrains water flow
ⓘ
reduced width compared to adjacent sections ⓘ |
| hasSpanishName | Segunda Angostura ⓘ |
| isLocatedIn | a water channel or river system ⓘ |
| isPartOf | larger waterway ⓘ |
| mayBeAssociatedWith |
local place names in Spanish-speaking regions
ⓘ
shipping routes ⓘ |
| mayRequire | careful navigation ⓘ |
| usedFor |
marine navigation
ⓘ
waterborne transportation ⓘ |
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: Second Narrows Description of subject: Second Narrows is a geographic strait or narrow water passage, known in Spanish as "Segunda Angostura," typically referring to a constricted section of a larger waterway.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.