Lambert I, Count of Louvain
E791010
Lambert I, Count of Louvain, was an early medieval nobleman and military leader in what is now Belgium, remembered as a key figure in the rise of the House of Louvain and its regional power.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Lambert I, Count of Louvain canonical | 6 |
| Lambert I of Leuven | 2 |
| Lambert II, Count of Louvain | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9259469 — 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: Lambert I, Count of Louvain Context triple: [House of Reginar, notableMember, Lambert I, Count of Louvain]
-
A.
Godfrey I, Count of Louvain
Godfrey I, Count of Louvain was a prominent early 12th-century nobleman in the Low Countries, notable as a powerful regional ruler and the father of Adeliza of Louvain, queen consort of England.
-
B.
Louis II, Count of Flanders
Louis II, Count of Flanders was a 14th-century Flemish nobleman whose rule was marked by complex alliances with France and England and significant involvement in the Hundred Years' War.
-
C.
Arnulf II, Count of Flanders
Arnulf II, Count of Flanders was a 10th-century nobleman who ruled the County of Flanders from 965 to 987, overseeing its consolidation during a period of regional power struggles in medieval Europe.
-
D.
Arnulf I, Count of Flanders
Arnulf I, Count of Flanders was a powerful 10th-century Flemish ruler who significantly expanded and consolidated the County of Flanders into a major principality in medieval Northwestern Europe.
-
E.
Baldwin VI, Count of Flanders
Baldwin VI, Count of Flanders was an 11th-century nobleman who ruled both Flanders and Hainaut, strengthening the regional power and influence of the House of Flanders.
- 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: Lambert I, Count of Louvain Target entity description: Lambert I, Count of Louvain, was an early medieval nobleman and military leader in what is now Belgium, remembered as a key figure in the rise of the House of Louvain and its regional power.
-
A.
Godfrey I, Count of Louvain
Godfrey I, Count of Louvain was a prominent early 12th-century nobleman in the Low Countries, notable as a powerful regional ruler and the father of Adeliza of Louvain, queen consort of England.
-
B.
Louis II, Count of Flanders
Louis II, Count of Flanders was a 14th-century Flemish nobleman whose rule was marked by complex alliances with France and England and significant involvement in the Hundred Years' War.
-
C.
Arnulf II, Count of Flanders
Arnulf II, Count of Flanders was a 10th-century nobleman who ruled the County of Flanders from 965 to 987, overseeing its consolidation during a period of regional power struggles in medieval Europe.
-
D.
Arnulf I, Count of Flanders
Arnulf I, Count of Flanders was a powerful 10th-century Flemish ruler who significantly expanded and consolidated the County of Flanders into a major principality in medieval Northwestern Europe.
-
E.
Baldwin VI, Count of Flanders
Baldwin VI, Count of Flanders was an 11th-century nobleman who ruled both Flanders and Hainaut, strengthening the regional power and influence of the House of Flanders.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
count
ⓘ
historical figure ⓘ military leader ⓘ nobleman ⓘ |
| allegiance | Holy Roman Empire ⓘ |
| birthPlace |
Louvain
ⓘ
linked to:
Leuven
|
| child |
Henry I, Count of Louvain
ⓘ
Lambert II, Count of Louvain ⓘ
linked to:
Lambert I, Count of Louvain
Matilda of Louvain ⓘ
linked to:
Matilda of Leuven
Reginar ⓘ
linked to:
Reginar I Longneck
|
| conflict | Battle of Florennes ⓘ |
| country | Duchy of Lower Lotharingia ⓘ |
| dateOfDeath | 1015 ⓘ |
| deathPlace |
County of Namur
ⓘ
Florennes ⓘ present-day Belgium ⓘ |
| ethnicGroup | Frankish ⓘ |
| father | Reginar III, Count of Hainaut ⓘ |
| historicalRegion |
Lotharingia
ⓘ
linked to:
Duchy of Lotharingia
|
| languageOfName |
Latin
ⓘ
Old French ⓘ |
| mannerOfDeath | killed in battle ⓘ |
| mother | Adelheid ⓘ |
| nobleFamily |
House of Leuven
ⓘ
House of Louvain ⓘ |
| notableFor |
early expansion of the House of Louvain
ⓘ
role in regional power struggles in Lower Lotharingia ⓘ |
| opponent | Godfrey II, Duke of Lower Lorraine ⓘ |
| partOf | high nobility of Lower Lotharingia ⓘ |
| positionHeld | Count of Louvain ⓘ |
| region |
Brabant
ⓘ
Louvain ⓘ
linked to:
Leuven
present-day Belgium ⓘ |
| religion |
Catholicism
ⓘ
linked to:
Roman Catholicism
|
| roleIn | rise of the House of Louvain as a regional power ⓘ |
| significantEvent |
conflicts over control of Lower Lotharingia
ⓘ
death at the Battle of Florennes in 1015 ⓘ |
| spouse |
Gerberga of Lower Lorraine
ⓘ
linked to:
Gerberga of Lorraine
|
| successor | Henry I, Count of Louvain ⓘ |
| timePeriod |
10th century
ⓘ
11th century ⓘ |
| title |
Count of Brussels
ⓘ
Count of Louvain ⓘ |
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: Lambert I, Count of Louvain Description of subject: Lambert I, Count of Louvain, was an early medieval nobleman and military leader in what is now Belgium, remembered as a key figure in the rise of the House of Louvain and its regional power.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Lambert I, Count of Louvain
linked to: Lambert I, Count of Louvain
linked to: Lambert I, Count of Louvain