Hrólfr
E113616
Hrólfr, better known as Rollo, was a Viking leader who became the first ruler of Normandy in the early 10th century.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Hrólfr canonical | 3 |
| Hrolf | 2 |
| Hrólfr Ragnvaldsson | 1 |
| Ráðúlfr | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T965557 — 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: Hrólfr Context triple: [Rollo, alsoKnownAs, Hrólfr]
-
A.
Jóhan
Jóhan is a given name, primarily used in Faroese and other Nordic contexts, that corresponds to the name Johan.
-
B.
Bragi
Bragi is the Norse god of poetry, eloquence, and song, renowned for his wisdom and skill with words.
-
C.
Gunnar
Gunnar is a masculine given name of Old Norse origin, commonly used in Scandinavian countries and associated with warriors or bold fighters.
-
D.
Audun Tron
Audun Tron is a Norwegian politician who served as the mayor of Lillehammer during the period when the city hosted the 1994 Winter Olympics.
-
E.
Freyr
Freyr is a major Norse god associated with fertility, prosperity, sunshine, and fair weather, often revered as a bringer of peace and good harvests.
- 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: Hrólfr Target entity description: Hrólfr, better known as Rollo, was a Viking leader who became the first ruler of Normandy in the early 10th century.
-
A.
Jóhan
Jóhan is a given name, primarily used in Faroese and other Nordic contexts, that corresponds to the name Johan.
-
B.
Bragi
Bragi is the Norse god of poetry, eloquence, and song, renowned for his wisdom and skill with words.
-
C.
Gunnar
Gunnar is a masculine given name of Old Norse origin, commonly used in Scandinavian countries and associated with warriors or bold fighters.
-
D.
Audun Tron
Audun Tron is a Norwegian politician who served as the mayor of Lillehammer during the period when the city hosted the 1994 Winter Olympics.
-
E.
Freyr
Freyr is a major Norse god associated with fertility, prosperity, sunshine, and fair weather, often revered as a bringer of peace and good harvests.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Viking leader
ⓘ
founder of a state ⓘ historical figure ⓘ nobleman ⓘ |
| activeIn |
10th century
ⓘ
9th century ⓘ |
| alsoKnownAs |
Hrolf
ⓘ
linked to:
Hrólfr
Robert I of Normandy ⓘ
linked to:
Robert I, Duke of Normandy
Rolf ⓘ Rollo ⓘ Rollo of Normandy ⓘ
linked to:
Rollo
|
| associatedWith |
Christianization of Normandy
ⓘ
Norman people ⓘ
linked to:
Normans
Viking Age ⓘ |
| birthName | Hrólfr ⓘ |
| burialPlace | Rouen Cathedral ⓘ |
| capital | Rouen ⓘ |
| child |
William I Longsword
ⓘ
linked to:
William Longsword
|
| countryOfOrigin | Norway ⓘ |
| culture | Viking ⓘ |
| deathPlace | Normandy ⓘ |
| descendant | William the Conqueror ⓘ |
| dynastyFounded | House of Normandy ⓘ |
| ethnicity | Norse ⓘ |
| grantedBy | Charles the Simple ⓘ |
| language |
Old Norse
ⓘ
linked to:
Norse
|
| laterLanguage | Old Norman ⓘ |
| laterReligion | Christianity ⓘ |
| legacy |
ancestor of the Norman dukes
ⓘ
ancestor of the Norman kings of England ⓘ |
| notableFor |
concluding the Treaty of Saint-Clair-sur-Epte
ⓘ
founding the Duchy of Normandy ⓘ leading Viking raids in Western Europe ⓘ |
| occupation |
military leader
ⓘ
ruler ⓘ |
| positionHeld |
Count of Rouen
ⓘ
first ruler of Normandy ⓘ |
| regionOfActivity |
Normandy
ⓘ
Seine valley ⓘ
linked to:
Seine River Basin
West Francia ⓘ |
| religion |
Norse paganism
ⓘ
linked to:
Norse mythology
|
| ruledTerritory |
Normandy
ⓘ
Rouen ⓘ |
| significantEvent |
Treaty of Saint-Clair-sur-Epte
ⓘ
grant of lands in Normandy by the king of West Francia ⓘ |
| spouse | Poppa of Bayeux ⓘ |
| sworeFealtyTo | Charles the Simple ⓘ |
| timePeriod | early 10th century ⓘ |
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: Hrólfr Description of subject: Hrólfr, better known as Rollo, was a Viking leader who became the first ruler of Normandy in the early 10th century.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Hrólfr
linked to: Hrólfr
linked to: Hrólfr
linked to: Hrólfr
subject linked to:
Saint-Clair-sur-Epte