U.S. civil ensign
E20292
The U.S. civil ensign is a specialized maritime flag used by American civilian vessels to denote their national identity at sea.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Constellation (symbol of the United States) | 1 |
| U.S. civil ensign canonical | 1 |
| United States Customs ensign | 1 |
| United States yacht ensign | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T133001 — 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: U.S. civil ensign Context triple: [United States flag, hasVariant, U.S. civil ensign]
-
A.
Naval jack of the United States
The Naval jack of the United States is a maritime flag flown by U.S. Navy ships at the bow, historically featuring a blue field with white stars symbolizing the states of the Union.
-
B.
United States flag
The United States flag is the national banner of the United States, featuring thirteen red and white stripes and fifty white stars on a blue field to symbolize the original colonies and current states.
-
C.
Grand Union Flag
The Grand Union Flag was the first national flag of the United States, combining the British Union Jack with thirteen stripes representing the original American colonies during the early stages of the Revolutionary War.
-
D.
Flag of Bermuda
The Flag of Bermuda is a British Red Ensign defaced with the territory’s coat of arms, symbolizing its status as a British Overseas Territory and its maritime heritage.
-
E.
Flag of the President of the United States
The Flag of the President of the United States is the official standard displaying the presidential coat of arms on a dark blue field, used to represent the office and presence of the U.S. president.
- 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: U.S. civil ensign Target entity description: The U.S. civil ensign is a specialized maritime flag used by American civilian vessels to denote their national identity at sea.
-
A.
Naval jack of the United States
The Naval jack of the United States is a maritime flag flown by U.S. Navy ships at the bow, historically featuring a blue field with white stars symbolizing the states of the Union.
-
B.
United States flag
The United States flag is the national banner of the United States, featuring thirteen red and white stripes and fifty white stars on a blue field to symbolize the original colonies and current states.
-
C.
Grand Union Flag
The Grand Union Flag was the first national flag of the United States, combining the British Union Jack with thirteen stripes representing the original American colonies during the early stages of the Revolutionary War.
-
D.
Flag of Bermuda
The Flag of Bermuda is a British Red Ensign defaced with the territory’s coat of arms, symbolizing its status as a British Overseas Territory and its maritime heritage.
-
E.
Flag of the President of the United States
The Flag of the President of the United States is the official standard displaying the presidential coat of arms on a dark blue field, used to represent the office and presence of the U.S. president.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
civil ensign
ⓘ
maritime flag ⓘ |
| associatedWith |
United States Coast Guard enforcement
ⓘ
customs and immigration procedures ⓘ port state control inspections ⓘ |
| category |
United States flags
ⓘ
linked to:
United States flag
civil ensigns by country ⓘ maritime flags ⓘ |
| contextOfUse |
U.S. territorial waters
ⓘ
foreign ports ⓘ international waters ⓘ |
| country | United States of America ⓘ |
| denotes | United States nationality of a vessel ⓘ |
| displayLocation |
ensign staff
ⓘ
gaff ⓘ stern of a vessel ⓘ |
| distinguishedFrom |
U.S. government service ensign
ⓘ
U.S. naval ensign ⓘ |
| flagType | national civil ensign ⓘ |
| function |
identification of vessel nationality by coastal authorities
ⓘ
identification of vessel nationality by other ships ⓘ |
| governedBy |
United States maritime law
ⓘ
international maritime conventions ⓘ |
| hasRole | part of a vessel's legal documentation of nationality ⓘ |
| legalFunction |
evidence of vessel nationality
ⓘ
evidence of vessel registration in the United States ⓘ |
| primaryUsers |
U.S.-flagged merchant ships
ⓘ
U.S.-flagged pleasure craft ⓘ |
| recognizedBy |
foreign maritime authorities
ⓘ
international shipping community ⓘ |
| regulates | international recognition of U.S. vessels ⓘ |
| relatedTo |
United States national flag
ⓘ
linked to:
United States flag
United States naval jack ⓘ
linked to:
Naval jack of the United States
United States yacht ensign ⓘ
linked to:
U.S. civil ensign
|
| scopeOfUse |
civilian shipping
ⓘ
merchant vessels ⓘ private yachts ⓘ |
| status | official national maritime emblem ⓘ |
| symbolizes |
national identity of the shipowner
ⓘ
sovereignty of the United States over the vessel ⓘ |
| usedBy | American civilian vessels ⓘ |
| usedDuring |
vessel at anchor
ⓘ
vessel in port ⓘ vessel underway ⓘ |
| usedFor | denoting national identity at sea ⓘ |
| usedIn | maritime context ⓘ |
| visibilityRequirement | clearly visible from seaward ⓘ |
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: U.S. civil ensign Description of subject: The U.S. civil ensign is a specialized maritime flag used by American civilian vessels to denote their national identity at sea.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: U.S. civil ensign
linked to: U.S. civil ensign
linked to: U.S. civil ensign