Circle A
E75637
Circle A was a tail marking insignia used by the U.S. Army Air Forces, notably appearing on the Enola Gay during World War II.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Circle A canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T602390 — 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: Circle A Context triple: [Enola Gay, previousTailMarking, Circle A]
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A.
Circle R
Circle R was the distinctive tail marking used by the U.S. Army Air Forces to identify the 509th Composite Group’s B-29 bombers, including the Enola Gay, during World War II.
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B.
Koło
Koło is a town in central Poland that served as a transit point for Jews and other victims deported to the Chełmno extermination camp during the Holocaust.
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C.
Circle line
The Circle line is a central London Underground route forming a loop through key districts and interchanges in the city’s transport network.
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D.
B Loop
B Loop is one of the main routes of the Portland Streetcar system, providing modern streetcar service through key neighborhoods in Portland, Oregon.
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E.
Ellipse
The Ellipse is a large, oval-shaped public park and ceremonial lawn just south of the White House in Washington, D.C., often used for national events and recreation.
- 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: Circle A Target entity description: Circle A was a tail marking insignia used by the U.S. Army Air Forces, notably appearing on the Enola Gay during World War II.
-
A.
Circle R
Circle R was the distinctive tail marking used by the U.S. Army Air Forces to identify the 509th Composite Group’s B-29 bombers, including the Enola Gay, during World War II.
-
B.
Koło
Koło is a town in central Poland that served as a transit point for Jews and other victims deported to the Chełmno extermination camp during the Holocaust.
-
C.
Circle line
The Circle line is a central London Underground route forming a loop through key districts and interchanges in the city’s transport network.
-
D.
B Loop
B Loop is one of the main routes of the Portland Streetcar system, providing modern streetcar service through key neighborhoods in Portland, Oregon.
-
E.
Ellipse
The Ellipse is a large, oval-shaped public park and ceremonial lawn just south of the White House in Washington, D.C., often used for national events and recreation.
- F. None of above. chosen
Statements (26)
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: Circle A Description of subject: Circle A was a tail marking insignia used by the U.S. Army Air Forces, notably appearing on the Enola Gay during World War II.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.