Lucius Calpurnius Piso Caesoninus
E727871
Lucius Calpurnius Piso Caesoninus was a Roman senator and consul of 58 BC, best known as Julius Caesar’s father-in-law through his daughter Calpurnia.
All labels observed (4)
How this entity was disambiguated
This entity first appeared as the object of triple T8313628 — 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: Lucius Calpurnius Piso Caesoninus Context triple: [Calpurnia, father, Lucius Calpurnius Piso Caesoninus]
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A.
Lucius Calpurnius Piso Licinianus
Lucius Calpurnius Piso Licinianus was a young Roman nobleman briefly designated as emperor Galba’s successor during the turbulent Year of the Four Emperors in 69 AD.
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B.
Gaius Calpurnius Piso
Gaius Calpurnius Piso was a prominent Roman senator best known for leading the famous conspiracy against Emperor Nero in 65 AD.
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C.
Gnaeus Calpurnius Piso
Gnaeus Calpurnius Piso was a Roman senator and governor of Syria best known for his bitter feud with Germanicus and his controversial trial for the latter’s alleged poisoning.
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D.
Gaius Claudius Nero
Gaius Claudius Nero was a Roman consul and general best known for his decisive role in defeating Hasdrubal Barca at the Battle of the Metaurus during the Second Punic War.
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E.
Cassius Apronianus
Cassius Apronianus was a Roman senator and provincial governor of the 2nd century, best known as the father of the historian Cassius Dio.
- 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: Lucius Calpurnius Piso Caesoninus Target entity description: Lucius Calpurnius Piso Caesoninus was a Roman senator and consul of 58 BC, best known as Julius Caesar’s father-in-law through his daughter Calpurnia.
-
A.
Lucius Calpurnius Piso Licinianus
Lucius Calpurnius Piso Licinianus was a young Roman nobleman briefly designated as emperor Galba’s successor during the turbulent Year of the Four Emperors in 69 AD.
-
B.
Gaius Calpurnius Piso
Gaius Calpurnius Piso was a prominent Roman senator best known for leading the famous conspiracy against Emperor Nero in 65 AD.
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C.
Gnaeus Calpurnius Piso
Gnaeus Calpurnius Piso was a Roman senator and governor of Syria best known for his bitter feud with Germanicus and his controversial trial for the latter’s alleged poisoning.
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D.
Gaius Claudius Nero
Gaius Claudius Nero was a Roman consul and general best known for his decisive role in defeating Hasdrubal Barca at the Battle of the Metaurus during the Second Punic War.
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E.
Cassius Apronianus
Cassius Apronianus was a Roman senator and provincial governor of the 2nd century, best known as the father of the historian Cassius Dio.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
ancient Roman politician
ⓘ
consul of the Roman Republic ⓘ member of the Calpurnia gens ⓘ |
| activeInPeriod | 1st century BC ⓘ |
| child |
Calpurnia
ⓘ
linked to:
gens Calpurnia
|
| cognomen | Piso ⓘ |
| consulshipYear | 58 BC ⓘ |
| consulWith | Aulus Gabinius ⓘ |
| countryOfCitizenship | Roman Republic ⓘ |
| era | Late Roman Republic ⓘ |
| familyName |
Calpurnius
ⓘ
linked to:
Calpurnii Pisones
|
| fatherInLawOf | Julius Caesar ⓘ |
| historicalRegion |
Roman Italy
ⓘ
linked to:
Italia (Roman province)
|
| knownFor |
being Julius Caesar’s father-in-law
ⓘ
being consul in 58 BC ⓘ opposition to Cicero ⓘ |
| languageOfRecord | Latin ⓘ |
| memberOf | Roman Senate ⓘ |
| mentionedIn |
Cicero’s In Pisonem
ⓘ
Cicero’s speeches ⓘ
linked to:
writings of Cicero
|
| nomen |
Calpurnius
ⓘ
linked to:
Calpurnii Pisones
|
| notableRelative | Julius Caesar ⓘ |
| officeStart | 58 BC (consulship) ⓘ |
| politicalAlignment | optimates-associated senator (approximate) ⓘ |
| positionHeld |
Roman consul
ⓘ
Roman senator ⓘ |
| praenomen | Lucius ⓘ |
| relatedTo | Gaius Julius Caesar ⓘ |
| spouse | Calpurnia’s mother (name uncertain) ⓘ |
| tribe |
Caesonina
ⓘ
linked to:
Caesonia
|
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: Lucius Calpurnius Piso Caesoninus Description of subject: Lucius Calpurnius Piso Caesoninus was a Roman senator and consul of 58 BC, best known as Julius Caesar’s father-in-law through his daughter Calpurnia.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Lucius Calpurnius Piso Caesoninus
linked to: Lucius Calpurnius Piso Caesoninus
linked to: Lucius Calpurnius Piso Caesoninus