Ctesiphon
E134142
Ctesiphon was an ancient metropolis on the Tigris River that served for centuries as the principal capital of the Parthian and later Sasanian Persian empires.
All labels observed (7)
| Label | Occurrences |
|---|---|
| Ctesiphon canonical | 39 |
| Seleucia on the Tigris | 2 |
| Seleucia-Ctesiphon | 2 |
| Ctesiphon region | 1 |
| Sasanian capital Ctesiphon | 1 |
| Seleucia-Ctesiphon region | 1 |
| ancient city of Ctesiphon | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1124972 — 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: Ctesiphon Context triple: [Persians, capitalOfHistoricalEmpire, Ctesiphon]
-
A.
Samarra
Samarra is an ancient Iraqi city on the Tigris River renowned for its monumental Islamic architecture, especially the spiral minaret of the Great Mosque of Samarra.
-
B.
Edessa
Edessa is a historic city in northern Greece renowned for its picturesque waterfalls and ancient heritage.
-
C.
Edessa
Edessa was an ancient city in Upper Mesopotamia, renowned as a major early center of Syriac Christianity and culture.
-
D.
Susa
Susa was an ancient city in southwestern Iran that served as a major political and administrative center for several empires, including the Achaemenid Persians.
-
E.
Turkmenabat
Turkmenabat is one of the largest cities in Turkmenistan, serving as an important industrial, transport, and cultural center in the country’s east near the border with Uzbekistan.
- 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: Ctesiphon Target entity description: Ctesiphon was an ancient metropolis on the Tigris River that served for centuries as the principal capital of the Parthian and later Sasanian Persian empires.
-
A.
Samarra
Samarra is an ancient Iraqi city on the Tigris River renowned for its monumental Islamic architecture, especially the spiral minaret of the Great Mosque of Samarra.
-
B.
Edessa
Edessa is a historic city in northern Greece renowned for its picturesque waterfalls and ancient heritage.
-
C.
Edessa
Edessa was an ancient city in Upper Mesopotamia, renowned as a major early center of Syriac Christianity and culture.
-
D.
Susa
Susa was an ancient city in southwestern Iran that served as a major political and administrative center for several empires, including the Achaemenid Persians.
-
E.
Turkmenabat
Turkmenabat is one of the largest cities in Turkmenistan, serving as an important industrial, transport, and cultural center in the country’s east near the border with Uzbekistan.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
ancient city
ⓘ
archaeological site ⓘ |
| alsoKnownAs |
Al-Mada’in
ⓘ
Madā’in ⓘ |
| battle |
Battle of Qadisiyyah
ⓘ
surface form:
Battle of al-Qadisiyyah
|
| capturedBy |
Emperor Carus
ⓘ
Julian the Apostate ⓘ
surface form:
Emperor Julian
Septimius Severus ⓘ
surface form:
Emperor Septimius Severus
Trajan ⓘ
surface form:
Emperor Trajan
Roman Empire ⓘ |
| conqueredBy | Rashidun Caliphate ⓘ |
| conqueredInYear | 637 ⓘ |
| coordinateApprox | 33.093°N 44.580°E ⓘ |
| country | Iraq ⓘ |
| declinedAfter | founding of Baghdad ⓘ |
| flourishedInPeriod |
1st century BCE
ⓘ
1st century CE ⓘ late antiquity ⓘ |
| foundedBy |
Parthian Empire
ⓘ
surface form:
Parthians
|
| foundedInCentury | 2nd century BCE ⓘ |
| hadRole |
administrative center
ⓘ
commercial hub ⓘ royal residence ⓘ |
| knownFor |
Taq Kasra
ⓘ
large brick iwan ⓘ |
| languageUsed |
Middle Persian language
ⓘ
surface form:
Middle Persian
Parthian language ⓘ |
| locatedIn |
Mesopotamia
ⓘ
near modern Salman Pak ⓘ |
| locatedNear | Baghdad ⓘ |
| locatedOn |
Tigris
ⓘ
surface form:
Tigris River
|
| nearbyCityFoundedBy |
Baghdad
ⓘ
surface form:
Baghdad – Abbasid Caliphate
|
| notableBuilding | Palace of Khosrow I ⓘ |
| oppositeOf |
Seleucia-on-the-Tigris
ⓘ
surface form:
Seleucia on the Tigris
|
| partOf |
Parthian Empire
ⓘ
Sasanian Empire ⓘ metropolitan area of Seleucia-Ctesiphon ⓘ |
| presentIn |
The Royal Road
ⓘ
surface form:
Sasanian royal road network
|
| region | Lower Mesopotamia ⓘ |
| religionPracticed |
Christianity
ⓘ
Judaism ⓘ Zoroastrianism ⓘ |
| servedAs |
capital of the Parthian Empire
ⓘ
capital of the Sasanian Empire ⓘ principal capital of Sasanian kings ⓘ winter capital of Parthian kings ⓘ |
| structureType | urban complex ⓘ |
| UNESCOTentativeList | Iraq ⓘ |
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: Ctesiphon Description of subject: Ctesiphon was an ancient metropolis on the Tigris River that served for centuries as the principal capital of the Parthian and later Sasanian Persian empires.
Referenced by (47)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Seleucia on the Tigris
this entity surface form:
Seleucia-Ctesiphon
this entity surface form:
Seleucia on the Tigris
this entity surface form:
Seleucia-Ctesiphon
this entity surface form:
ancient city of Ctesiphon
subject surface form:
Hiddekel
this entity surface form:
Ctesiphon region
this entity surface form:
Sasanian capital Ctesiphon
this entity surface form:
Seleucia-Ctesiphon region