Alexander, Crown Prince of Yugoslavia
E285604
Alexander, Crown Prince of Yugoslavia is the head of the former Yugoslav royal family, a claimant to the defunct Yugoslav throne, and the only son of the last reigning King Peter II.
All labels observed (5)
How this entity was disambiguated
This entity first appeared as the object of triple T2510413 — 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: Alexander, Crown Prince of Yugoslavia Context triple: [Peter II of Yugoslavia, child, Alexander, Crown Prince of Yugoslavia]
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A.
Prince Paul of Yugoslavia
Prince Paul of Yugoslavia was a Yugoslav regent and royal statesman who effectively ruled the country in the late 1930s and early 1940s, navigating between Axis and Allied pressures before being overthrown in a 1941 coup.
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B.
Alexander I of Yugoslavia
Alexander I of Yugoslavia was the king who unified the Kingdom of Serbs, Croats and Slovenes into Yugoslavia and ruled as its monarch until his assassination in 1934.
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C.
Peter II of Yugoslavia
Peter II of Yugoslavia was the last king of Yugoslavia, who ascended the throne as a teenager before World War II and spent most of his reign in exile after the Axis invasion.
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D.
Cyril Lucar
Cyril Lucar was a 17th-century Patriarch of Constantinople known for his pro-Reformation views and for sending the important biblical manuscript Codex Alexandrinus to England.
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E.
Milan Nedić
Milan Nedić was a Serbian general who became the head of a Nazi-collaborationist puppet government in German-occupied Serbia during World War II.
- 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: Alexander, Crown Prince of Yugoslavia Target entity description: Alexander, Crown Prince of Yugoslavia is the head of the former Yugoslav royal family, a claimant to the defunct Yugoslav throne, and the only son of the last reigning King Peter II.
-
A.
Prince Paul of Yugoslavia
Prince Paul of Yugoslavia was a Yugoslav regent and royal statesman who effectively ruled the country in the late 1930s and early 1940s, navigating between Axis and Allied pressures before being overthrown in a 1941 coup.
-
B.
Alexander I of Yugoslavia
Alexander I of Yugoslavia was the king who unified the Kingdom of Serbs, Croats and Slovenes into Yugoslavia and ruled as its monarch until his assassination in 1934.
-
C.
Peter II of Yugoslavia
Peter II of Yugoslavia was the last king of Yugoslavia, who ascended the throne as a teenager before World War II and spent most of his reign in exile after the Axis invasion.
-
D.
Cyril Lucar
Cyril Lucar was a 17th-century Patriarch of Constantinople known for his pro-Reformation views and for sending the important biblical manuscript Codex Alexandrinus to England.
-
E.
Milan Nedić
Milan Nedić was a Serbian general who became the head of a Nazi-collaborationist puppet government in German-occupied Serbia during World War II.
- F. None of above. chosen
Statements (51)
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: Alexander, Crown Prince of Yugoslavia Description of subject: Alexander, Crown Prince of Yugoslavia is the head of the former Yugoslav royal family, a claimant to the defunct Yugoslav throne, and the only son of the last reigning King Peter II.
Referenced by (12)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Alexander, Crown Prince of Yugoslavia
linked to: Alexander, Crown Prince of Yugoslavia
linked to: Alexander, Crown Prince of Yugoslavia
linked to: Alexander, Crown Prince of Yugoslavia
linked to: Alexander, Crown Prince of Yugoslavia
linked to: Alexander, Crown Prince of Yugoslavia