Council of Constantinople 867
E301319
The Council of Constantinople of 867 was an Eastern church council convened under Patriarch Photius I that condemned papal interference and deepened the rift between the Byzantine and Roman churches.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Council of Constantinople 867 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2754997 — 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: Council of Constantinople 867 Context triple: [Photian Schism, hasSignificantEvent, Council of Constantinople 867]
-
A.
Council of Constantinople 861
The Council of Constantinople in 861 was an Eastern Church synod convened under Emperor Michael III and Patriarch Photius I that played a key role in the disputes between Rome and Constantinople during the Photian Schism.
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B.
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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C.
Synod of Constantinople of 448
The Synod of Constantinople of 448 was a local Eastern Church council that condemned the teachings of Eutyches and played a key role in the Christological controversies leading up to the Council of Chalcedon.
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D.
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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E.
Lateran Council of 649
The Lateran Council of 649 was a significant 7th-century ecclesiastical assembly in Rome that condemned Monothelitism and articulated key doctrines on Christology and Marian teaching within the early medieval Church.
- 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: Council of Constantinople 867 Target entity description: The Council of Constantinople of 867 was an Eastern church council convened under Patriarch Photius I that condemned papal interference and deepened the rift between the Byzantine and Roman churches.
-
A.
Council of Constantinople 861
The Council of Constantinople in 861 was an Eastern Church synod convened under Emperor Michael III and Patriarch Photius I that played a key role in the disputes between Rome and Constantinople during the Photian Schism.
-
B.
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.
-
C.
Synod of Constantinople of 448
The Synod of Constantinople of 448 was a local Eastern Church council that condemned the teachings of Eutyches and played a key role in the Christological controversies leading up to the Council of Chalcedon.
-
D.
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.
-
E.
Lateran Council of 649
The Lateran Council of 649 was a significant 7th-century ecclesiastical assembly in Rome that condemned Monothelitism and articulated key doctrines on Christology and Marian teaching within the early medieval Church.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
Eastern Christian council
ⓘ
church council ⓘ synod ⓘ |
| addressed | Photian Schism ⓘ |
| affirmed | legitimacy of Photius I as Patriarch of Constantinople ⓘ |
| alsoKnownAs | Synod of 867 ⓘ |
| asserted | Byzantine ecclesiastical jurisdiction over Bulgaria ⓘ |
| condemned |
Latin addition of the Filioque to the Nicene Creed
ⓘ
Pope Nicholas I ⓘ papal interference in the affairs of the Eastern Church ⓘ |
| declared |
Pope Nicholas I a heretic
ⓘ
Pope Nicholas I deposed ⓘ invalid the deposition of Photius I by Pope Nicholas I ⓘ |
| deepened | rift between Byzantine and Roman churches ⓘ |
| deposed | supporters of Ignatius of Constantinople ⓘ |
| followedBy | Council of Constantinople 869–870 ⓘ |
| hadPoliticalContext |
conflict between Patriarch Photius I and Pope Nicholas I
ⓘ
tensions between Byzantine imperial authority and papal authority ⓘ |
| hasChairperson |
Photios I of Constantinople
ⓘ
surface form:
Photius I of Constantinople
|
| hasConfession |
Eastern Orthodox Christianity
ⓘ
surface form:
Eastern Orthodox Church
|
| hasCountry | Byzantine Empire ⓘ |
| hasLanguage | Greek ⓘ |
| hasLocation |
Byzantine Empire
ⓘ
Constantinople (probable) ⓘ
surface form:
Constantinople
|
| hasPatriarch |
Photios I of Constantinople
ⓘ
surface form:
Photius I of Constantinople
|
| hasReligion | Christianity ⓘ |
| hasSignificance | milestone in the growing estrangement between East and West ⓘ |
| hasStartTime | 867 ⓘ |
| hasTopic |
Filioque controversy
ⓘ
ecclesiastical authority ⓘ jurisdiction over Bulgaria ⓘ papal primacy ⓘ |
| isPartOf |
history of relations between Eastern Orthodox and Roman Catholic Churches
ⓘ
history of the Byzantine Church ⓘ |
| notRecognizedBy | Roman Catholic Church as ecumenical ⓘ |
| opposed | Roman papal claims of jurisdiction over the East ⓘ |
| precededBy | Council of Constantinople 861 ⓘ |
| produced | canons against papal intervention in Eastern ecclesiastical matters ⓘ |
| recognizedBy |
Eastern Orthodox Christianity
ⓘ
surface form:
Eastern Orthodox Church
|
| rejected | Roman primacy as understood by Pope Nicholas I ⓘ |
| relatedTo |
East–West Schism
ⓘ
Photian Schism ⓘ |
| tookPlaceDuringReignOf | Byzantine Emperor Michael III ⓘ |
| tookPlaceInCentury | 9th century ⓘ |
| tookStanceOn | jurisdiction over Bulgaria ⓘ |
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: Council of Constantinople 867 Description of subject: The Council of Constantinople of 867 was an Eastern church council convened under Patriarch Photius I that condemned papal interference and deepened the rift between the Byzantine and Roman churches.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.