Siege of Alessandria (1174–1175)
E823522
The Siege of Alessandria (1174–1175) was a major conflict in northern Italy during the wars between Holy Roman Emperor Frederick I Barbarossa and the Lombard League, in which the newly founded city of Alessandria successfully resisted imperial forces.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Siege of Alessandria (1174–1175) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9814026 — 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: Siege of Alessandria (1174–1175) Context triple: [Alessandria, historicalEvent, Siege of Alessandria (1174–1175)]
-
A.
Siege of Pavia
The Siege of Pavia was the decisive 8th-century military engagement in which Charlemagne’s Frankish forces captured the Lombard capital, effectively ending the Lombard Kingdom in Italy.
-
B.
Siege of Peschiera del Garda
The Siege of Peschiera del Garda was a key 1848 engagement in which Piedmontese and allied Italian forces captured the Austrian-held fortress of Peschiera during the First Italian War of Independence.
-
C.
Siege of Ravenna (1512)
The Siege of Ravenna (1512) was a military operation during the War of the League of Cambrai in which French forces besieged the strategically important Italian city of Ravenna shortly before the famous pitched battle fought nearby.
-
D.
Siege of Nice
The Siege of Nice was a 1543 military engagement during the Italian Wars in which Franco-Ottoman forces besieged the strategically important city of Nice, then under the control of the Duchy of Savoy allied with the Holy Roman Empire.
-
E.
Siege of Turin (1640)
The Siege of Turin (1640) was a major engagement in the Franco-Spanish War and the wider Thirty Years' War, in which French and allied forces sought to wrest control of the strategically vital city of Turin from Spanish influence in northern Italy.
- 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: Siege of Alessandria (1174–1175) Target entity description: The Siege of Alessandria (1174–1175) was a major conflict in northern Italy during the wars between Holy Roman Emperor Frederick I Barbarossa and the Lombard League, in which the newly founded city of Alessandria successfully resisted imperial forces.
-
A.
Siege of Pavia
The Siege of Pavia was the decisive 8th-century military engagement in which Charlemagne’s Frankish forces captured the Lombard capital, effectively ending the Lombard Kingdom in Italy.
-
B.
Siege of Peschiera del Garda
The Siege of Peschiera del Garda was a key 1848 engagement in which Piedmontese and allied Italian forces captured the Austrian-held fortress of Peschiera during the First Italian War of Independence.
-
C.
Siege of Ravenna (1512)
The Siege of Ravenna (1512) was a military operation during the War of the League of Cambrai in which French forces besieged the strategically important Italian city of Ravenna shortly before the famous pitched battle fought nearby.
-
D.
Siege of Nice
The Siege of Nice was a 1543 military engagement during the Italian Wars in which Franco-Ottoman forces besieged the strategically important city of Nice, then under the control of the Duchy of Savoy allied with the Holy Roman Empire.
-
E.
Siege of Turin (1640)
The Siege of Turin (1640) was a major engagement in the Franco-Spanish War and the wider Thirty Years' War, in which French and allied forces sought to wrest control of the strategically vital city of Turin from Spanish influence in northern Italy.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
military conflict
ⓘ
siege ⓘ |
| attackedBy | imperial army of Frederick I Barbarossa ⓘ |
| belligerent |
Frederick I Barbarossa
NERFINISHED
ⓘ
Holy Roman Empire ⓘ Lombard League NERFINISHED ⓘ commune of Alessandria NERFINISHED ⓘ |
| chronologyWithin | 12th century ⓘ |
| conflictDuring | High Middle Ages ⓘ |
| conflictIn | wars of the Lombard League NERFINISHED ⓘ |
| country | Kingdom of Italy (Holy Roman Empire) NERFINISHED ⓘ |
| defendedBy |
Lombard League forces
NERFINISHED
ⓘ
militia of Alessandria ⓘ |
| describedIn |
medieval Italian chronicles
ⓘ
modern historiography on Frederick I Barbarossa ⓘ |
| endTime | 1175 ⓘ |
| followedBy | Peace of Constance NERFINISHED ⓘ |
| hasCause |
conflict between Frederick I Barbarossa and the Lombard League
ⓘ
foundation of Alessandria as a Lombard League stronghold ⓘ imperial attempt to assert control over Lombard communes ⓘ |
| hasCommander |
Frederick I Barbarossa
NERFINISHED
ⓘ
Lombard League commanders ⓘ communal leaders of Alessandria ⓘ imperial commanders of the Holy Roman Empire ⓘ |
| hasDuration | approximately one year ⓘ |
| historicalPeriod | conflict between empire and Italian communes ⓘ |
| historicalRegion | Po Valley NERFINISHED ⓘ |
| location |
Alessandria
NERFINISHED
ⓘ
Piedmont NERFINISHED ⓘ northern Italy NERFINISHED ⓘ |
| namedAfter | city of Alessandria ⓘ |
| opponentOf |
Frederick I Barbarossa
NERFINISHED
ⓘ
Lombard League NERFINISHED ⓘ |
| opposedBy |
Lombard League communes
NERFINISHED
ⓘ
citizens of Alessandria ⓘ |
| outcome | Alessandria successfully resisted imperial forces ⓘ |
| partOf | wars between Frederick I Barbarossa and the Lombard League ⓘ |
| precededBy | earlier imperial campaigns in northern Italy ⓘ |
| relatedTo |
Battle of Legnano
NERFINISHED
ⓘ
Peace of Constance (1183) NERFINISHED ⓘ |
| result |
Lombard League victory
ⓘ
imperial siege lifted ⓘ |
| significantFor |
consolidation of the Lombard League
ⓘ
defense of communal liberties in northern Italy ⓘ resistance to imperial authority ⓘ |
| startTime | 1174 ⓘ |
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: Siege of Alessandria (1174–1175) Description of subject: The Siege of Alessandria (1174–1175) was a major conflict in northern Italy during the wars between Holy Roman Emperor Frederick I Barbarossa and the Lombard League, in which the newly founded city of Alessandria successfully resisted imperial forces.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.