Fourth Council of Constantinople
E78617
The Fourth Council of Constantinople was an ecumenical council of the Christian Church held in 869–870 (recognized by the Roman Catholic Church) that addressed the Photian Schism and issues of papal authority and church discipline.
All labels observed (9)
How this entity was disambiguated
This entity first appeared as the object of triple T609040 — 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: Fourth Council of Constantinople Context triple: [Second Council of Nicaea, followedBy, Fourth Council of Constantinople]
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A.
Third Council of Constantinople
The Third Council of Constantinople was a 7th-century ecumenical council that condemned Monothelitism and affirmed that Christ possesses both a divine and a human will.
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B.
Second Council of Constantinople
The Second Council of Constantinople was a 6th-century ecumenical council of the Christian Church that addressed Christological controversies, particularly those surrounding the writings associated with the so-called "Three Chapters."
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C.
First Council of Constantinople
The First Council of Constantinople was the second ecumenical council of the Christian Church, held in 381, which expanded the Nicene Creed and clarified Trinitarian doctrine against Arian and other heresies.
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D.
Second Council of Ephesus
The Second Council of Ephesus was a controversial 449 church synod later condemned as the “Robber Council” for overturning earlier Christological decisions and prompting the more definitive Council of Chalcedon.
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E.
Third Ecumenical Council
The Third Ecumenical Council, held at Ephesus in 431 AD, was a major early Christian council that condemned Nestorianism and affirmed the title of Mary as Theotokos (Mother of God).
- 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: Fourth Council of Constantinople Target entity description: The Fourth Council of Constantinople was an ecumenical council of the Christian Church held in 869–870 (recognized by the Roman Catholic Church) that addressed the Photian Schism and issues of papal authority and church discipline.
-
A.
Third Council of Constantinople
The Third Council of Constantinople was a 7th-century ecumenical council that condemned Monothelitism and affirmed that Christ possesses both a divine and a human will.
-
B.
Second Council of Constantinople
The Second Council of Constantinople was a 6th-century ecumenical council of the Christian Church that addressed Christological controversies, particularly those surrounding the writings associated with the so-called "Three Chapters."
-
C.
First Council of Constantinople
The First Council of Constantinople was the second ecumenical council of the Christian Church, held in 381, which expanded the Nicene Creed and clarified Trinitarian doctrine against Arian and other heresies.
-
D.
Second Council of Ephesus
The Second Council of Ephesus was a controversial 449 church synod later condemned as the “Robber Council” for overturning earlier Christological decisions and prompting the more definitive Council of Chalcedon.
-
E.
Third Ecumenical Council
The Third Ecumenical Council, held at Ephesus in 431 AD, was a major early Christian council that condemned Nestorianism and affirmed the title of Mary as Theotokos (Mother of God).
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Catholic ecumenical council
ⓘ
Council of Constantinople ⓘ church council ⓘ ecumenical council ⓘ |
| addressedIssue |
deposition of Photius I
ⓘ
jurisdiction of the Bishop of Rome ⓘ legitimacy of Patriarch Photius I of Constantinople ⓘ relations between papacy and Byzantine Church ⓘ restoration of Patriarch Ignatius of Constantinople ⓘ |
| alsoKnownAs |
Eighth Ecumenical Council
ⓘ
linked to:
Fourth Council of Constantinople
Fourth Ecumenical Council of Constantinople ⓘ
linked to:
Fourth Council of Constantinople
|
| approvedBy |
Pope Adrian II
ⓘ
linked to:
Pope Hadrian II
|
| confirmedBy | Pope John VIII ⓘ |
| convenedBy |
Emperor Basil I
ⓘ
linked to:
Byzantine Emperor Basil I
|
| convokedBy |
Pope Adrian II
ⓘ
linked to:
Pope Hadrian II
|
| country | Byzantine Empire ⓘ |
| declared |
Ignatius legitimate Patriarch of Constantinople
ⓘ
Photius I deposed and excommunicated ⓘ
linked to:
Photios I of Constantinople
primacy of the Roman Pontiff in the Church ⓘ |
| denominationContext |
Catholicism
ⓘ
linked to:
Roman Catholicism
|
| ecumenicalNumberInCatholicTradition | 8 ⓘ |
| endTime | 870 ⓘ |
| followedBy | First Council of the Lateran ⓘ |
| hasCanonicalStatusIn |
Catholic Church
ⓘ
linked to:
Roman Catholicism
|
| hasParticipant |
bishops of the Byzantine Empire
ⓘ
legates of Pope Adrian II ⓘ |
| heldIn |
Church of Hagia Sophia, Constantinople
ⓘ
linked to:
Hagia Sophia
|
| historicalRegion |
Eastern Roman Empire
ⓘ
linked to:
Byzantine Empire
|
| languageOfWork |
Greek
ⓘ
Latin ⓘ |
| location |
Constantinople
ⓘ
linked to:
Constantinople (probable)
|
| mainTopic |
Photian Schism
ⓘ
church discipline ⓘ papal authority ⓘ |
| notRecognizedAsEcumenicalBy |
Eastern Orthodox Church
ⓘ
linked to:
Eastern Orthodox Christianity
|
| numberOfSessions | 10 ⓘ |
| partOf | history of the Photian Schism ⓘ |
| precededBy | Second Council of Nicaea ⓘ |
| presentDayLocation | Istanbul ⓘ |
| produced |
canons on church discipline
ⓘ
decrees against Photius I ⓘ |
| recognizedBy |
Roman Catholic Church
ⓘ
linked to:
Roman Catholicism
|
| religion | Christianity ⓘ |
| seeAlso |
Council of Constantinople (879–880)
ⓘ
linked to:
Council of Constantinople 879–880
|
| startTime | 869 ⓘ |
| subjectOf |
Roman Catholic dogmatic theology
ⓘ
canon law collections ⓘ |
| timePeriod | 9th 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: Fourth Council of Constantinople Description of subject: The Fourth Council of Constantinople was an ecumenical council of the Christian Church held in 869–870 (recognized by the Roman Catholic Church) that addressed the Photian Schism and issues of papal authority and church discipline.
Referenced by (17)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Fourth Council of Constantinople
linked to: Fourth Council of Constantinople
linked to: Fourth Council of Constantinople
linked to: Fourth Council of Constantinople
Ignatius, legitimate Patriarch of Constantinople
→
keyEvent
→
Fourth Council of Constantinople (869–870)
ⓘ
subject linked to:
Ignatius legitimate Patriarch of Constantinople
linked to: Fourth Council of Constantinople
Ignatius, legitimate Patriarch of Constantinople
→
recognizedAsLegitimatePatriarchBy
→
Fourth Council of Constantinople (869–870)
ⓘ
subject linked to:
Ignatius legitimate Patriarch of Constantinople
linked to: Fourth Council of Constantinople
Ignatius, legitimate Patriarch of Constantinople
→
associatedCouncil
→
Fourth Council of Constantinople (869–870)
ⓘ
subject linked to:
Ignatius legitimate Patriarch of Constantinople
linked to: Fourth Council of Constantinople
Council of Constantinople 879–880
→
alsoKnownAs
→
Fourth Council of Constantinople (Eastern Orthodox)
ⓘ
linked to: Fourth Council of Constantinople
linked to: Fourth Council of Constantinople
linked to: Fourth Council of Constantinople
linked to: Fourth Council of Constantinople
linked to: Fourth Council of Constantinople
linked to: Fourth Council of Constantinople