Maragha observatory
E242163
The Maragha observatory was a major 13th-century astronomical center in Persia, renowned for its advanced instruments and influential contributions to Islamic and global astronomy.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Maragha observatory canonical | 4 |
| Maragheh observatory | 2 |
| Maragha school of astronomy | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2186530 — 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: Maragha observatory Context triple: [Mongol Ilkhanate, importantCulturalCenter, Maragha observatory]
-
A.
House of Wisdom
The House of Wisdom was a renowned intellectual center and library in Baghdad where scholars of the Islamic Golden Age translated, preserved, and advanced knowledge in fields such as science, philosophy, and medicine.
-
B.
Quba Mosque
Quba Mosque is an important early Islamic mosque in Medina, Saudi Arabia, revered as the first mosque built by the Prophet Muhammad.
-
C.
Nizamiyya of Baghdad
The Nizamiyya of Baghdad was a renowned medieval Islamic institution of higher learning, celebrated for its advanced studies in theology, law, and literature and for educating prominent scholars such as Saadi.
-
D.
Karatay Medrese
Karatay Medrese is a 13th-century Seljuk theological school in Konya, Turkey, renowned for its exquisite tilework and historic Islamic architecture.
-
E.
Al-Sufi
Al-Sufi was a renowned 10th-century Persian astronomer and scholar best known for his influential star catalog and detailed descriptions of constellations in "The Book of Fixed Stars."
- 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: Maragha observatory Target entity description: The Maragha observatory was a major 13th-century astronomical center in Persia, renowned for its advanced instruments and influential contributions to Islamic and global astronomy.
-
A.
House of Wisdom
The House of Wisdom was a renowned intellectual center and library in Baghdad where scholars of the Islamic Golden Age translated, preserved, and advanced knowledge in fields such as science, philosophy, and medicine.
-
B.
Quba Mosque
Quba Mosque is an important early Islamic mosque in Medina, Saudi Arabia, revered as the first mosque built by the Prophet Muhammad.
-
C.
Nizamiyya of Baghdad
The Nizamiyya of Baghdad was a renowned medieval Islamic institution of higher learning, celebrated for its advanced studies in theology, law, and literature and for educating prominent scholars such as Saadi.
-
D.
Karatay Medrese
Karatay Medrese is a 13th-century Seljuk theological school in Konya, Turkey, renowned for its exquisite tilework and historic Islamic architecture.
-
E.
Al-Sufi
Al-Sufi was a renowned 10th-century Persian astronomer and scholar best known for his influential star catalog and detailed descriptions of constellations in "The Book of Fixed Stars."
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical observatory
ⓘ
medieval scientific institution ⓘ research institution ⓘ |
| architecturalStyle | Ilkhanid architecture ⓘ |
| continent | Asia ⓘ |
| coordinateApprox | 37.3833°N 46.2500°E ⓘ |
| country |
Mongol Ilkhanate
ⓘ
surface form:
Ilkhanate
|
| director | Nasir al-Din al-Tusi ⓘ |
| employed |
Fathallah al-Shirwani
ⓘ
Mu’ayyad al-Din al-Urdi ⓘ Qutb al-Din Shirazi ⓘ
surface form:
Qutb al-Din al-Shirazi
astronomers from various regions of the Islamic world ⓘ |
| era | 13th century ⓘ |
| field |
astrology
ⓘ
astronomy ⓘ mathematics ⓘ |
| foundedBy |
Hülegü Khan
ⓘ
surface form:
Hulagu Khan
Nasir al-Din al-Tusi ⓘ |
| hadFacility |
library
ⓘ
residential quarters for scholars ⓘ workshops for instrument making ⓘ |
| hadInstrument |
armillary sphere
ⓘ
azimuthal instruments ⓘ large mural quadrant ⓘ water clocks ⓘ |
| heritage | important site in the history of astronomy ⓘ |
| inception | 1259 ⓘ |
| influenced |
Ulugh Beg observatory
ⓘ
surface form:
Samarqand observatory
Taqi al-Din observatory in Istanbul ⓘ development of non-Ptolemaic planetary models ⓘ later Islamic observatories ⓘ planetary models of Ibn al-Shatir ⓘ |
| influencedBy |
Hellenistic astronomy
ⓘ
surface form:
Ptolemaic astronomy
earlier Islamic astronomical traditions ⓘ |
| knownFor |
advanced astronomical instruments
ⓘ
development of planetary models ⓘ influence on early modern European astronomy ⓘ influence on later Islamic astronomy ⓘ systematic observational astronomy ⓘ |
| locatedIn |
Azerbaijan region
ⓘ
Maragheh ⓘ Persia ⓘ present-day Iran ⓘ |
| operationalPeriod |
13th century
ⓘ
14th century ⓘ |
| patron |
Hülegü Khan
ⓘ
surface form:
Hulagu Khan
Mongol Ilkhanate ⓘ
surface form:
Ilkhanid dynasty
|
| produced | Zij-i Ilkhani ⓘ |
| status | ruins ⓘ |
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: Maragha observatory Description of subject: The Maragha observatory was a major 13th-century astronomical center in Persia, renowned for its advanced instruments and influential contributions to Islamic and global astronomy.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Maragheh observatory
this entity surface form:
Maragha school of astronomy