First Council of Nicaea
E6549
The First Council of Nicaea was a pivotal 4th-century Christian ecumenical council that defined core doctrines such as the divinity of Christ and produced the original Nicene Creed.
All labels observed (9)
| Label | Occurrences |
|---|---|
| First Council of Nicaea canonical | 59 |
| Council of Nicaea | 36 |
| Nicaea | 2 |
| Council of Nicaea (325) | 1 |
| Council of Nicaea (briefly, in later revisions) | 1 |
| First Council of Nicaea in 325 | 1 |
| Homoiousios vs homoousios controversy | 1 |
| Nicaea I | 1 |
| canons of Nicaea | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T20000 — 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: First Council of Nicaea Context triple: [Eastern Orthodox Christianity, recognizesCouncil, First Council of Nicaea]
-
A.
Council of Trent
The Council of Trent was a major 16th-century ecumenical council of the Roman Catholic Church that defined key doctrines and launched the Counter-Reformation in response to Protestantism.
-
B.
First Vatican Council
The First Vatican Council was a 19th-century ecumenical council of the Catholic Church best known for defining the doctrine of papal infallibility and addressing issues of faith in the modern era.
-
C.
Nicene Creed
The Nicene Creed is an ancient Christian statement of faith, formulated at the Councils of Nicaea and Constantinople, that defines core doctrines about the Trinity and the nature of Christ and is widely used in liturgical worship across many denominations.
-
D.
Second Vatican Council
The Second Vatican Council was a major 20th-century ecumenical council of the Roman Catholic Church that introduced significant reforms in liturgy, church governance, and the Church’s engagement with the modern world.
-
E.
Athanasian Creed
The Athanasian Creed is a Christian statement of faith from the early medieval period that provides a detailed and authoritative formulation of Trinitarian doctrine and the nature of Christ.
- 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: First Council of Nicaea Target entity description: The First Council of Nicaea was a pivotal 4th-century Christian ecumenical council that defined core doctrines such as the divinity of Christ and produced the original Nicene Creed.
-
A.
Council of Trent
The Council of Trent was a major 16th-century ecumenical council of the Roman Catholic Church that defined key doctrines and launched the Counter-Reformation in response to Protestantism.
-
B.
First Vatican Council
The First Vatican Council was a 19th-century ecumenical council of the Catholic Church best known for defining the doctrine of papal infallibility and addressing issues of faith in the modern era.
-
C.
Nicene Creed
The Nicene Creed is an ancient Christian statement of faith, formulated at the Councils of Nicaea and Constantinople, that defines core doctrines about the Trinity and the nature of Christ and is widely used in liturgical worship across many denominations.
-
D.
Second Vatican Council
The Second Vatican Council was a major 20th-century ecumenical council of the Roman Catholic Church that introduced significant reforms in liturgy, church governance, and the Church’s engagement with the modern world.
-
E.
Athanasian Creed
The Athanasian Creed is a Christian statement of faith from the early medieval period that provides a detailed and authoritative formulation of Trinitarian doctrine and the nature of Christ.
- F. None of above. chosen
Statements (63)
| Predicate | Object |
|---|---|
| instanceOf |
Christian event
ⓘ
church council ⓘ ecumenical council ⓘ historical event ⓘ |
| affirmed |
primacy of certain major sees
ⓘ
special status of the see of Alexandria ⓘ special status of the see of Antioch ⓘ special status of the see of Rome ⓘ |
| alsoKnownAs |
First Council of Nicaea
ⓘ
surface form:
Council of Nicaea
First Council of Nicaea ⓘ
surface form:
Nicaea I
|
| approvedBy |
Constantinus Magnus
ⓘ
surface form:
Constantine the Great
|
| canonLawSubject |
church discipline
ⓘ
jurisdiction of bishops ⓘ ordination ⓘ |
| condemned |
Arianism
ⓘ
teachings of Arius ⓘ |
| convenedBy |
Constantinus Magnus
ⓘ
surface form:
Constantine the Great
Roman emperor Constantine the Great ⓘ
surface form:
Roman Emperor Constantine I
|
| country | Roman Empire ⓘ |
| declared | the Son is of one substance with the Father ⓘ |
| defined |
consubstantiality of the Son with the Father
ⓘ
homoousios doctrine ⓘ |
| determined | method for calculating the date of Easter ⓘ |
| endTime |
25 August 325
ⓘ
325 ⓘ |
| excommunicated |
Arian bishops
ⓘ
Arius ⓘ |
| followedBy | First Council of Constantinople ⓘ |
| forbade | celebrating Easter on the Jewish Passover ⓘ |
| hasMainSubject |
Arianism
ⓘ
surface form:
Arian controversy
Christology ⓘ divinity of Christ ⓘ relationship between Father and Son ⓘ |
| includedBishopsFrom | Western Roman Empire ⓘ |
| issued | 20 disciplinary canons ⓘ |
| languageOfProceedings | Greek ⓘ |
| location |
Nicaea
ⓘ
Nicaea ⓘ
surface form:
Nicaea in Bithynia
Roman Empire ⓘ |
| majorityOfBishopsFrom |
Byzantine Empire
ⓘ
surface form:
Eastern Roman Empire
|
| numberOfBishopsAttending |
about 220
ⓘ
about 250 ⓘ about 300 ⓘ |
| partOf |
Patristic era
ⓘ
history of Christianity ⓘ |
| precededBy | Council of Elvira ⓘ |
| presentDayCountry | Turkey ⓘ |
| presentDayLocation | İznik ⓘ |
| produced |
Easter date decision
ⓘ
Nicene Creed ⓘ First Council of Nicaea self-linksurface differs ⓘ
surface form:
canons of Nicaea
original Nicene Creed ⓘ |
| recognizedBy |
Assyrian Church of the East
ⓘ
Eastern Orthodox Christianity ⓘ
surface form:
Eastern Orthodox Church
Oriental Orthodoxy ⓘ
surface form:
Oriental Orthodox Churches
Roman Catholicism ⓘ
surface form:
Roman Catholic Church
most Protestant churches ⓘ |
| religion | Christianity ⓘ |
| significance |
first ecumenical council in Christian history
ⓘ
landmark in the relationship between Church and Roman state ⓘ pivotal in defining orthodox Trinitarian doctrine ⓘ |
| startTime |
20 May 325
ⓘ
325 ⓘ |
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: First Council of Nicaea Description of subject: The First Council of Nicaea was a pivotal 4th-century Christian ecumenical council that defined core doctrines such as the divinity of Christ and produced the original Nicene Creed.
Referenced by (103)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Nicaea
this entity surface form:
Council of Nicaea
this entity surface form:
Homoiousios vs homoousios controversy
this entity surface form:
Council of Nicaea (325)
this entity surface form:
Council of Nicaea
this entity surface form:
Council of Nicaea
subject surface form:
Constantine the Great
this entity surface form:
Council of Nicaea
subject surface form:
Constantine the Great
subject surface form:
Constantine the Great
this entity surface form:
Nicaea
this entity surface form:
Council of Nicaea
this entity surface form:
Nicaea I
this entity surface form:
canons of Nicaea
this entity surface form:
Council of Nicaea
this entity surface form:
Council of Nicaea
this entity surface form:
Council of Nicaea
this entity surface form:
Council of Nicaea
this entity surface form:
Council of Nicaea
this entity surface form:
Council of Nicaea
this entity surface form:
Council of Nicaea
this entity surface form:
Council of Nicaea
this entity surface form:
Council of Nicaea