Helena (daughter of Constantine I)
E201540
Helena was a daughter of the Roman emperor Constantine the Great and a member of the Constantinian imperial dynasty in the 4th century.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Helena (daughter of Constantine I and Fausta) | 2 |
| Helena (daughter of Constantine I) canonical | 2 |
| Helena (empress) | 2 |
| Helena (daughter of Constantine) | 1 |
| Helena (mother of Constantine) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1745174 — 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: Helena (daughter of Constantine I) Context triple: [Constantina, sibling, Helena (daughter of Constantine I)]
-
A.
Constantina
Constantina was a daughter of Roman emperor Constantine the Great who became a prominent imperial noblewoman and Christian figure in the 4th-century Roman Empire.
-
B.
Annia (daughter of Constantius Gallus and Constantina)
Annia was a late Roman imperial princess, the daughter of Constantius Gallus and Constantina, and a member of the Constantinian dynasty.
-
C.
Empress Pulcheria
Empress Pulcheria was a powerful 5th-century Byzantine imperial princess and regent who wielded significant political and religious influence, notably shaping Christian doctrine and imperial policy in the Eastern Roman Empire.
-
D.
Saint Helena of Constantinople
Saint Helena of Constantinople was a 4th-century Roman empress and Christian saint best known for her pilgrimage to the Holy Land and the reputed discovery of the True Cross.
-
E.
Empress Helena Palaiologina
Empress Helena Palaiologina, born Helena Dragaš, was a Serbian-born Byzantine empress consort and later nun who became notable as the mother of the last Byzantine emperor, Constantine XI Palaiologos.
- 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: Helena (daughter of Constantine I) Target entity description: Helena was a daughter of the Roman emperor Constantine the Great and a member of the Constantinian imperial dynasty in the 4th century.
-
A.
Constantina
Constantina was a daughter of Roman emperor Constantine the Great who became a prominent imperial noblewoman and Christian figure in the 4th-century Roman Empire.
-
B.
Annia (daughter of Constantius Gallus and Constantina)
Annia was a late Roman imperial princess, the daughter of Constantius Gallus and Constantina, and a member of the Constantinian dynasty.
-
C.
Empress Pulcheria
Empress Pulcheria was a powerful 5th-century Byzantine imperial princess and regent who wielded significant political and religious influence, notably shaping Christian doctrine and imperial policy in the Eastern Roman Empire.
-
D.
Saint Helena of Constantinople
Saint Helena of Constantinople was a 4th-century Roman empress and Christian saint best known for her pilgrimage to the Holy Land and the reputed discovery of the True Cross.
-
E.
Empress Helena Palaiologina
Empress Helena Palaiologina, born Helena Dragaš, was a Serbian-born Byzantine empress consort and later nun who became notable as the mother of the last Byzantine emperor, Constantine XI Palaiologos.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
4th-century Roman woman
ⓘ
Roman noblewoman ⓘ member of the Constantinian dynasty ⓘ |
| birthPlace | Roman Empire ⓘ |
| countryOfCitizenship | Roman Empire ⓘ |
| culture | Roman ⓘ |
| deathPlace | Roman Empire ⓘ |
| dynasty | Constantinian dynasty ⓘ |
| era | Late Antiquity ⓘ |
| father | Constantine I ⓘ |
| gender | female ⓘ |
| grandfather | Constantius Chlorus ⓘ |
| grandmother |
Helena Augusta
ⓘ
surface form:
Helena (empress)
|
| mother | Fausta ⓘ |
| nativeLanguage | Latin ⓘ |
| notableFamily |
Roman imperial family
ⓘ
surface form:
Imperial family of the Roman Empire
|
| relative |
Gallus
ⓘ
Julian the Apostate ⓘ |
| sibling |
Constans
ⓘ
Constantina ⓘ Constantine II ⓘ Constantius II ⓘ |
| socialRank | imperial princess ⓘ |
| spouse | Julius Constantius ⓘ |
| timePeriod | 4th 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: Helena (daughter of Constantine I) Description of subject: Helena was a daughter of the Roman emperor Constantine the Great and a member of the Constantinian imperial dynasty in the 4th century.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Helena (empress)
this entity surface form:
Helena (empress)
this entity surface form:
Helena (daughter of Constantine I and Fausta)
this entity surface form:
Helena (mother of Constantine)
this entity surface form:
Helena (daughter of Constantine)
this entity surface form:
Helena (daughter of Constantine I and Fausta)