Otto IV, Holy Roman Emperor
E289290
Otto IV, Holy Roman Emperor, was a Welf dynasty ruler who reigned as King of the Romans and Holy Roman Emperor in the early 13th century and was a central figure in the empire’s power struggle with the Hohenstaufen dynasty and the papacy.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Otto IV, Holy Roman Emperor canonical | 13 |
| Emperor Otto IV | 1 |
| Otto IV of Brunswick | 1 |
| Otto IV., römisch-deutscher Kaiser | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2141868 — 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: Otto IV, Holy Roman Emperor Context triple: [Frederick II, Holy Roman Emperor, predecessorAsHolyRomanEmperor, Otto IV, Holy Roman Emperor]
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A.
Otto III, Holy Roman Emperor
Otto III, Holy Roman Emperor, was a late 10th-century ruler known for his ambitious vision of a revived Roman Empire centered in Rome and his close alliance with the papacy.
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B.
Otto I, Holy Roman Emperor
Otto I, Holy Roman Emperor was a 10th-century German king who restored imperial authority in Central Europe, consolidated the Holy Roman Empire, and is often regarded as its founder.
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C.
Henry III, Holy Roman Emperor
Henry III, Holy Roman Emperor was an 11th-century ruler who strengthened imperial authority over the German kingdom and the Church, becoming one of the most powerful medieval Holy Roman Emperors.
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D.
Adolf of Nassau, King of the Romans
Adolf of Nassau, King of the Romans, was a late 13th-century German monarch from the House of Nassau whose brief and contested reign as King of the Romans ended with his deposition and death in battle in 1298.
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E.
Conrad IV of Germany
Conrad IV of Germany was a 13th-century King of Germany and King of Sicily from the Hohenstaufen dynasty, whose contested reign was marked by conflicts with the papacy and rival claimants to the throne.
- 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: Otto IV, Holy Roman Emperor Target entity description: Otto IV, Holy Roman Emperor, was a Welf dynasty ruler who reigned as King of the Romans and Holy Roman Emperor in the early 13th century and was a central figure in the empire’s power struggle with the Hohenstaufen dynasty and the papacy.
-
A.
Otto III, Holy Roman Emperor
Otto III, Holy Roman Emperor, was a late 10th-century ruler known for his ambitious vision of a revived Roman Empire centered in Rome and his close alliance with the papacy.
-
B.
Otto I, Holy Roman Emperor
Otto I, Holy Roman Emperor was a 10th-century German king who restored imperial authority in Central Europe, consolidated the Holy Roman Empire, and is often regarded as its founder.
-
C.
Henry III, Holy Roman Emperor
Henry III, Holy Roman Emperor was an 11th-century ruler who strengthened imperial authority over the German kingdom and the Church, becoming one of the most powerful medieval Holy Roman Emperors.
-
D.
Adolf of Nassau, King of the Romans
Adolf of Nassau, King of the Romans, was a late 13th-century German monarch from the House of Nassau whose brief and contested reign as King of the Romans ended with his deposition and death in battle in 1298.
-
E.
Conrad IV of Germany
Conrad IV of Germany was a 13th-century King of Germany and King of Sicily from the Hohenstaufen dynasty, whose contested reign was marked by conflicts with the papacy and rival claimants to the throne.
- F. None of above. chosen
Statements (52)
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: Otto IV, Holy Roman Emperor Description of subject: Otto IV, Holy Roman Emperor, was a Welf dynasty ruler who reigned as King of the Romans and Holy Roman Emperor in the early 13th century and was a central figure in the empire’s power struggle with the Hohenstaufen dynasty and the papacy.
Referenced by (16)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Otto IV of Brunswick
this entity surface form:
Emperor Otto IV
this entity surface form:
Otto IV., römisch-deutscher Kaiser