Sergius Narrows
E1014156
Sergius Narrows is a constricted, fast‑flowing passage in Southeast Alaska known for its strong tidal currents and challenging navigation conditions.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Sergius Narrows canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12979338 — 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: Sergius Narrows Context triple: [Peril Strait, hasFeature, Sergius Narrows]
-
A.
Weltenburg Narrows
Weltenburg Narrows is a scenic, narrow gorge along the Danube River in Bavaria, Germany, renowned for its dramatic limestone cliffs and natural beauty.
-
B.
Second Narrows
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.
-
C.
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.
-
D.
Knapps Narrows
Knapps Narrows is a tidal channel separating Tilghman Island from mainland Maryland and serving as a key waterway for local boating and fishing.
-
E.
Zion Narrows
Zion Narrows is a famous slot canyon in Zion National Park known for its towering sandstone walls and river-hiking trail through the North Fork of the Virgin River.
- 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: Sergius Narrows Target entity description: Sergius Narrows is a constricted, fast‑flowing passage in Southeast Alaska known for its strong tidal currents and challenging navigation conditions.
-
A.
Weltenburg Narrows
Weltenburg Narrows is a scenic, narrow gorge along the Danube River in Bavaria, Germany, renowned for its dramatic limestone cliffs and natural beauty.
-
B.
Second Narrows
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.
-
C.
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.
-
D.
Knapps Narrows
Knapps Narrows is a tidal channel separating Tilghman Island from mainland Maryland and serving as a key waterway for local boating and fishing.
-
E.
Zion Narrows
Zion Narrows is a famous slot canyon in Zion National Park known for its towering sandstone walls and river-hiking trail through the North Fork of the Virgin River.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
marine waterway
ⓘ
tidal strait ⓘ |
| country | United States of America ⓘ |
| hasCharacteristic |
challenging navigation conditions
ⓘ
fast-flowing ⓘ strong tidal currents ⓘ |
| hasHazard |
navigational difficulty at peak tide
ⓘ
rapid current changes ⓘ strong tidal rips ⓘ |
| hasTidalCurrents |
high current velocities
ⓘ
reversing tidal currents ⓘ |
| hasUse | marine navigation route ⓘ |
| isChartedOn | NOAA nautical charts ⓘ |
| isKnownFor |
challenging navigation for mariners
ⓘ
strong tidal currents ⓘ |
| isPartOfRouteBetween |
Chatham Strait
ⓘ
Sitka ⓘ |
| locatedIn |
Alexander Archipelago
ⓘ
Southeast Alaska ⓘ
linked to:
Southeastern Alaska
United States ⓘ
linked to:
United States of America
|
| navigationRequires |
careful timing with tides
ⓘ
local knowledge ⓘ |
| partOf | Inside Passage ⓘ |
| region |
Southeast Alaska
ⓘ
linked to:
Southeastern Alaska
|
| state | Alaska ⓘ |
| usedBy |
commercial vessels
ⓘ
fishing vessels ⓘ recreational boats ⓘ |
| waterwayType |
constricted channel
ⓘ
narrow passage ⓘ |
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: Sergius Narrows Description of subject: Sergius Narrows is a constricted, fast‑flowing passage in Southeast Alaska known for its strong tidal currents and challenging navigation conditions.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.